{"title":"Handheld XRF Soil Reference Materials \u0026 Certified Reference Materials","description":"\u003ch2\u003eCertified Reference Materials, Quality Control Standards, and Verification Samples for Portable XRF Analysis\u003c\/h2\u003e\n\u003cp\u003eReliable analytical results begin with reliable reference materials.\u003c\/p\u003e\n\u003cp\u003eAlloy Geek offers a growing selection of \u003cstrong\u003esoil Certified Reference Materials (CRMs), quality control (QC) standards, and reference materials\u003c\/strong\u003e specifically selected for handheld XRF analyzers. Whether you're performing environmental investigations, mining exploration, brownfield assessments, geochemical analysis, industrial compliance, or laboratory quality assurance, the right reference material is an essential part of producing accurate, repeatable analytical results.\u003c\/p\u003e\n\u003cp\u003eUnlike general laboratory suppliers, Alloy Geek specializes exclusively in handheld XRF technology. Every reference material we offer is selected because it supports real-world portable XRF applications and helps users verify instrument performance with confidence.\u003c\/p\u003e\n\u003ch2\u003eWhy Use Soil Reference Materials?\u003c\/h2\u003e\n\u003cp\u003eHandheld XRF analyzers are powerful analytical tools, but like any scientific instrument, they should be routinely verified to ensure consistent performance.\u003c\/p\u003e\n\u003cp\u003eReference materials allow operators to confirm analyzer accuracy, monitor long-term instrument stability, identify performance changes, and support documented quality assurance procedures.\u003c\/p\u003e\n\u003cp\u003eRoutine quality control is considered a best practice for professional handheld XRF operation and is commonly incorporated into environmental consulting, mining, industrial hygiene, laboratory, and regulatory workflows.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eSoil reference materials are commonly used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDaily handheld XRF quality control\u003c\/li\u003e\n\u003cli\u003eInstrument performance verification\u003c\/li\u003e\n\u003cli\u003eCalibration verification\u003c\/li\u003e\n\u003cli\u003eAnalytical method validation\u003c\/li\u003e\n\u003cli\u003eEnvironmental site assessments\u003c\/li\u003e\n\u003cli\u003eBrownfield investigations\u003c\/li\u003e\n\u003cli\u003eMining and mineral exploration\u003c\/li\u003e\n\u003cli\u003eGeochemical analysis\u003c\/li\u003e\n\u003cli\u003eLead-contaminated soil screening\u003c\/li\u003e\n\u003cli\u003eIndustrial hygiene\u003c\/li\u003e\n\u003cli\u003eEnvironmental remediation\u003c\/li\u003e\n\u003cli\u003eLaboratory QA\/QC programs\u003c\/li\u003e\n\u003cli\u003eGovernment and regulatory compliance\u003c\/li\u003e\n\u003cli\u003eUniversity research\u003c\/li\u003e\n\u003cli\u003eOperator training\u003c\/li\u003e\n\u003cli\u003eLong-term instrument performance monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCertified Reference Materials vs. Quality Control Standards\u003c\/h2\u003e\n\u003cp\u003eNot all reference materials serve the same purpose.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Reference Materials (CRMs)\u003c\/strong\u003e include certified elemental concentrations and documented uncertainties established through rigorous analytical testing. They are commonly used for calibration verification, method validation, laboratory quality assurance, and applications requiring traceable reference values.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Control (QC) Standards\u003c\/strong\u003e are designed for routine instrument performance verification and daily analyzer checks. While many QC standards contain established reference values, they are intended primarily for monitoring instrument stability and identifying performance changes rather than serving as certified analytical standards.\u003c\/p\u003e\n\u003cp\u003eMany professional handheld XRF programs utilize both Certified Reference Materials and QC standards as part of a comprehensive quality assurance program.\u003c\/p\u003e\n\u003ch2\u003eCompatible Handheld XRF Analyzers\u003c\/h2\u003e\n\u003cp\u003eOur soil reference materials support quality assurance programs for many of the industry's leading handheld XRF analyzers.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek?\u003c\/h2\u003e\n\u003cp\u003eAt Alloy Geek, handheld XRF isn't just another product category—it's our expertise.\u003c\/p\u003e\n\u003cp\u003eWe work with portable XRF analyzers every day across environmental consulting, mining, alloy verification, recycling, industrial compliance, and precious metals applications. Our experience allows us to recommend reference materials that support practical field quality assurance rather than simply offering generic laboratory standards.\u003c\/p\u003e\n\u003cp\u003eAs our catalog continues to grow, this collection will expand to include additional soil Certified Reference Materials, quality control standards, calibration verification samples, and other reference materials designed specifically for handheld XRF applications.\u003c\/p\u003e","products":[{"product_id":"alloy-geek-silicon-blank-sample-handheld-xrf-soils","title":"Alloy Geek 99.99% Silicon Blank Reference Material for Handheld XRF Analysis","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-5\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-35\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-37\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-41\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-43\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch1\u003e99.99% Silicon Blank for Handheld XRF Soils Mode Verification\u003c\/h1\u003e\n\u003cp\u003eThe 99.99% Silicon Blank Sample for Handheld XRF Analysis is a simple, practical QC tool for users running handheld XRF in soils, environmental, geochemical, or screening applications. Because silicon is a clean, low-background matrix for many handheld XRF workflows, this prepared blank sample can be used to verify that your analyzer is not showing unexpected elemental carryover, contamination, or false positive results.\u003c\/p\u003e\n\u003cp\u003eEach sample is prepared in a 32 mm XRF sample cup with 4 micron Prolene film, making it ready to use right out of the box. This format is convenient for routine instrument checks, operator training, and troubleshooting when you want a consistent blank sample on hand.\u003c\/p\u003e\n\u003cp\u003eThis sample is especially useful for handheld XRF users running soils mode who want a quick way to check system performance before testing unknowns or after measuring high-concentration samples.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e99.99% silicon blank sample\u003c\/li\u003e\n\u003cli\u003ePrepared in a 32 mm XRF sample cup\u003c\/li\u003e\n\u003cli\u003eSealed with 4 micron Prolene film\u003c\/li\u003e\n\u003cli\u003eReady for immediate handheld XRF use\u003c\/li\u003e\n\u003cli\u003eUseful for soils mode verification and QC checks\u003c\/li\u003e\n\u003cli\u003eHelps identify contamination, carryover, or false positives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerifying handheld XRF soils mode performance\u003c\/li\u003e\n\u003cli\u003eChecking for elemental carryover after testing hot samples\u003c\/li\u003e\n\u003cli\u003eConfirming a clean baseline before analyzing unknowns\u003c\/li\u003e\n\u003cli\u003eTroubleshooting unexpected positive readings\u003c\/li\u003e\n\u003cli\u003eRoutine QC checks for handheld XRF workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOne prepared 32 mm sample cup containing 99.99% silicon blank material\u003c\/li\u003e\n\u003cli\u003e4 micron Prolene film installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Note\u003c\/h2\u003e\n\u003cp\u003eThis product is intended as a practical blank verification sample for handheld XRF workflows. It is not a certified reference material unless explicitly stated.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek\u003c\/h2\u003e\n\u003cp\u003eAlloy Geek supplies practical handheld XRF consumables, accessories, and application-focused support for real-world users. We understand how these tools are used in the field and offer products that help improve workflow confidence and day-to-day instrument checks.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Reference Material","offer_id":46212927389835,"sku":"AG-sio2-blank","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/AlloyGeekSilicaBlank99.99_SiO2ReferenceMaterialv26.3.17.jpg?v=1773752329"},{"product_id":"ncs-73308-soil-reference-material-xrf","title":"Alloy Geek NCS 73308 Soil Reference Material for Handheld XRF Analysis","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-5\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-35\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-37\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-41\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-43\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch1\u003eNCS 73308 Soil Reference Material for Handheld XRF Calibration and Verification\u003c\/h1\u003e\n\u003cp\u003eThe NCS 73308 Soil Reference Material is a certified reference material used to verify handheld XRF performance in soils and environmental applications. It is well-suited for calibration checks, drift monitoring, and routine QA\/QC workflows where confidence in analytical results is critical.\u003c\/p\u003e\n\u003cp\u003eThis material provides certified elemental concentrations for key analytes commonly measured in soils mode, making it a reliable standard for validating instrument accuracy and consistency across testing conditions.\u003c\/p\u003e\n\u003cp\u003eNCS 73308 is widely used by handheld XRF operators for method validation, operator training, and performance verification. It is particularly valuable when testing environmental samples where regulatory thresholds and data quality matter.\u003c\/p\u003e\n\u003cp\u003eFor users familiar with Thermo Scientific Niton workflows, this material is commonly used as an alternative to standards referenced under part number 180-600, providing a comparable approach for soils mode verification and QA\/QC checks.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNCS 73308 certified soil reference material\u003c\/li\u003e\n\u003cli\u003eDesigned for handheld XRF soils and environmental analysis\u003c\/li\u003e\n\u003cli\u003eCertified elemental concentrations for QA\/QC workflows\u003c\/li\u003e\n\u003cli\u003eIdeal for calibration checks and drift monitoring\u003c\/li\u003e\n\u003cli\u003eSupports method validation and operator training\u003c\/li\u003e\n\u003cli\u003ePractical alternative for commonly used XRF soil standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerifying handheld XRF accuracy in soils mode\u003c\/li\u003e\n\u003cli\u003eCalibration checks and instrument drift monitoring\u003c\/li\u003e\n\u003cli\u003eQA\/QC documentation for environmental testing\u003c\/li\u003e\n\u003cli\u003eMethod validation and benchmarking\u003c\/li\u003e\n\u003cli\u003eTraining operators on certified reference materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNCS 73308 soil reference material (prepared for XRF)\u003c\/li\u003e\n\u003cli\u003eCertificate of analysis (COA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Note\u003c\/h2\u003e\n\u003cp\u003eThis product is a certified reference material (CRM) with published elemental concentrations. Always refer to the official certificate of analysis for certified values, uncertainties, and proper usage.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek\u003c\/h2\u003e\n\u003cp\u003eAlloy Geek provides practical, application-focused XRF standards and consumables designed for real-world use. We help handheld XRF users implement reliable QA\/QC workflows with materials that align with industry practices and instrument performance expectations.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":46212957372555,"sku":"AG-O-601d","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"},{"product_id":"ccrmp-till-4-soil-reference-material-xrf","title":"Alloy Geek CCRMP TILL-4 Soil Reference Material for Handheld XRF Analysis","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-5\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-35\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-37\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-41\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-43\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch1\u003eCCRMP TILL-4 Soil Reference Material for Handheld XRF Calibration and Verification\u003c\/h1\u003e\n\u003cp\u003eThe CCRMP TILL-4 Soil Reference Material is a well-established certified reference material used to validate handheld XRF performance in soils and geochemical applications. Produced by the Canadian Certified Reference Materials Project (CCRMP), TILL-4 is widely used for calibration checks, drift monitoring, and QA\/QC verification.\u003c\/p\u003e\n\u003cp\u003eTILL-4 provides certified elemental concentrations across a range of analytes commonly measured in handheld XRF soils mode, making it a trusted standard for ensuring data accuracy and consistency. It is particularly useful in environmental testing, mining, and exploration workflows where reliable elemental analysis is critical.\u003c\/p\u003e\n\u003cp\u003eThis material is commonly used by XRF operators for routine instrument checks, method validation, and operator training. Its widespread adoption in geochemical analysis makes it a valuable addition to any handheld XRF QA\/QC program.\u003c\/p\u003e\n\u003cp\u003eFor users familiar with Thermo Scientific Niton systems, this material is often used as an alternative to standards referenced under part number 180-601, offering a comparable approach for soils mode verification and performance checks.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCCRMP TILL-4 certified soil reference material\u003c\/li\u003e\n\u003cli\u003eWidely used in geochemical and environmental analysis\u003c\/li\u003e\n\u003cli\u003eCertified elemental concentrations for QA\/QC workflows\u003c\/li\u003e\n\u003cli\u003eIdeal for handheld XRF soils mode verification\u003c\/li\u003e\n\u003cli\u003eSupports calibration checks and drift monitoring\u003c\/li\u003e\n\u003cli\u003eTrusted standard in mining and exploration applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerifying handheld XRF accuracy in soils mode\u003c\/li\u003e\n\u003cli\u003eCalibration checks and instrument drift monitoring\u003c\/li\u003e\n\u003cli\u003eQA\/QC documentation for environmental and geochemical testing\u003c\/li\u003e\n\u003cli\u003eMethod validation and benchmarking\u003c\/li\u003e\n\u003cli\u003eTraining operators on certified reference materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCCRMP TILL-4 soil reference material (prepared format if applicable—cup or loose, adjust as needed)\u003c\/li\u003e\n\u003cli\u003eCertificate of analysis (COA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Note\u003c\/h2\u003e\n\u003cp\u003eThis product is a certified reference material (CRM) with published elemental concentrations. Always refer to the official certificate of analysis for certified values, uncertainties, and recommended usage.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek\u003c\/h2\u003e\n\u003cp\u003eAlloy Geek provides application-focused XRF standards, consumables, and accessories designed for real-world workflows. We help handheld XRF users implement reliable QA\/QC processes using materials aligned with industry standards and practical field use.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":46212965662859,"sku":"AG-O-601d","price":495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"},{"product_id":"sdar-l2-soil-certified-reference-material","title":"SdAR-L2 Soil Certified Reference Material (CRM) for Handheld XRF Calibration | Alloy Geek","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-5\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-35\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-37\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-41\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-43\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch2\u003eVerify Your Handheld XRF Performance with a Certified Soil Reference Material\u003c\/h2\u003e\n\u003cp\u003eThe SdAR-L2 Soil Certified Reference Material (CRM) is designed for quality control (QC), calibration verification, instrument performance monitoring, and analytical method validation using handheld XRF analyzers. Developed through an international certification program, SdAR-L2 provides certified concentrations for numerous environmentally significant elements in a homogeneous soil matrix.\u003c\/p\u003e\n\u003cp\u003eWhether you operate a handheld XRF in environmental consulting, mining exploration, geochemistry, government compliance, or academic research, a certified reference material is one of the most effective ways to verify that your analyzer continues to produce reliable results.\u003c\/p\u003e\n\u003cp\u003eAlloy Geek supplies genuine SdAR-L2 Certified Reference Material packaged for convenient laboratory and field use.\u003c\/p\u003e\n\u003ch2 data-section-id=\"u8htju\" data-start=\"5921\" data-end=\"5978\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat is the SdAR-L2 Soil Certified Reference Material?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"5980\" data-end=\"6325\"\u003eThe SdAR-L2 Soil Certified Reference Material is a certified soil reference standard used to verify the analytical performance of handheld XRF analyzers. It contains certified concentrations for numerous major and trace elements and is widely used for environmental testing, mining exploration, quality control, and analytical method validation.\u003c\/p\u003e\n\u003cp data-start=\"6327\" data-end=\"6662\"\u003eProfessional handheld XRF users rely on certified reference materials to confirm instrument accuracy, monitor long-term performance, and document quality assurance procedures. Whether performing environmental investigations, mining exploration, or geochemical analysis, using a CRM helps ensure consistent analytical results over time.\u003c\/p\u003e\n\u003cp data-start=\"6664\" data-end=\"7095\"\u003eSdAR-L2 is suitable for use with most handheld XRF analyzers, including Thermo Scientific Niton, Evident Vanta, Olympus DELTA, SciAps, Hitachi X-MET, Bruker S1 TITAN, and other portable XRF systems. It is an excellent choice for laboratories, environmental consultants, mining companies, universities, government agencies, and industrial quality control programs seeking dependable verification standards for portable XRF analysis.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1331\" data-start=\"1311\" data-section-id=\"1jn9okq\"\u003eIdeal Applications\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"1622\" data-start=\"1333\"\u003e\n\u003cli data-end=\"1368\" data-start=\"1333\" data-section-id=\"5w47tn\"\u003eHandheld XRF Quality Control (QC)\u003c\/li\u003e\n\u003cli data-end=\"1395\" data-start=\"1369\" data-section-id=\"1bnscd7\"\u003eCalibration Verification\u003c\/li\u003e\n\u003cli data-end=\"1433\" data-start=\"1396\" data-section-id=\"16m54kp\"\u003eDaily Instrument Performance Checks\u003c\/li\u003e\n\u003cli data-end=\"1462\" data-start=\"1434\" data-section-id=\"1en2nsv\"\u003eEnvironmental Soil Testing\u003c\/li\u003e\n\u003cli data-end=\"1485\" data-start=\"1463\" data-section-id=\"v6x085\"\u003eMining \u0026amp; Exploration\u003c\/li\u003e\n\u003cli data-end=\"1514\" data-start=\"1486\" data-section-id=\"1a8ymj5\"\u003eBrownfield Site Assessment\u003c\/li\u003e\n\u003cli data-end=\"1537\" data-start=\"1515\" data-section-id=\"fz4iib\"\u003eGeochemical Analysis\u003c\/li\u003e\n\u003cli data-end=\"1565\" data-start=\"1538\" data-section-id=\"xijiip\"\u003eLaboratory QA\/QC Programs\u003c\/li\u003e\n\u003cli data-end=\"1592\" data-start=\"1566\" data-section-id=\"cot9vv\"\u003eTraining \u0026amp; Demonstration\u003c\/li\u003e\n\u003cli data-end=\"1622\" data-start=\"1593\" data-section-id=\"1d2q4v9\"\u003eInterlaboratory Comparisons\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Use a Certified Reference Material?\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"2317\" data-start=\"2180\"\u003eA Certified Reference Material (CRM) allows users to verify instrument accuracy against independently certified elemental concentrations.\u003c\/p\u003e\n\u003cp data-end=\"2353\" data-start=\"2319\"\u003eRoutine verification helps detect:\u003c\/p\u003e\n\u003cul data-end=\"2496\" data-start=\"2355\"\u003e\n\u003cli data-end=\"2373\" data-start=\"2355\" data-section-id=\"9kpwvk\"\u003eInstrument drift\u003c\/li\u003e\n\u003cli data-end=\"2398\" data-start=\"2374\" data-section-id=\"57hd6a\"\u003eDetector contamination\u003c\/li\u003e\n\u003cli data-end=\"2423\" data-start=\"2399\" data-section-id=\"b6964d\"\u003eX-ray tube degradation\u003c\/li\u003e\n\u003cli data-end=\"2444\" data-start=\"2424\" data-section-id=\"jo6tl4\"\u003eCalibration issues\u003c\/li\u003e\n\u003cli data-end=\"2473\" data-start=\"2445\" data-section-id=\"senu3g\"\u003eUnexpected analytical bias\u003c\/li\u003e\n\u003cli data-end=\"2496\" data-start=\"2474\" data-section-id=\"jisjae\"\u003eOperator consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2585\" data-start=\"2498\"\u003eRegular QC testing is considered best practice for professional handheld XRF operation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2612\" data-start=\"2592\" data-section-id=\"nae964\"\u003eCertified Elements\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-end=\"2745\" data-start=\"2614\"\u003eSdAR-L2 contains certified concentrations for numerous elements commonly analyzed by handheld XRF, including many of the following:\u003c\/p\u003e\n\u003cul data-end=\"2935\" data-start=\"2747\"\u003e\n\u003cli data-end=\"2761\" data-start=\"2747\" data-section-id=\"g3pcai\"\u003eArsenic (As)\u003c\/li\u003e\n\u003cli data-end=\"2775\" data-start=\"2762\" data-section-id=\"1ulxe4q\"\u003eBarium (Ba)\u003c\/li\u003e\n\u003cli data-end=\"2790\" data-start=\"2776\" data-section-id=\"2gn02c\"\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli data-end=\"2806\" data-start=\"2791\" data-section-id=\"ojdo36\"\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli data-end=\"2820\" data-start=\"2807\" data-section-id=\"raifgk\"\u003eCopper (Cu)\u003c\/li\u003e\n\u003cli data-end=\"2832\" data-start=\"2821\" data-section-id=\"1hmvpio\"\u003eIron (Fe)\u003c\/li\u003e\n\u003cli data-end=\"2844\" data-start=\"2833\" data-section-id=\"m4nw1j\"\u003eLead (Pb)\u003c\/li\u003e\n\u003cli data-end=\"2861\" data-start=\"2845\" data-section-id=\"ixzhv7\"\u003eManganese (Mn)\u003c\/li\u003e\n\u003cli data-end=\"2875\" data-start=\"2862\" data-section-id=\"mseb1k\"\u003eNickel (Ni)\u003c\/li\u003e\n\u003cli data-end=\"2887\" data-start=\"2876\" data-section-id=\"1jzda0z\"\u003eZinc (Zn)\u003c\/li\u003e\n\u003cli data-end=\"2935\" data-start=\"2888\" data-section-id=\"1oll962\"\u003eAdditional certified major and trace elements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3042\" data-start=\"2937\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eDownload the official SdAR-L2 Certificate of Analysis\u003c\/a\u003e for complete certified values and associated uncertainties.\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3409\" data-start=\"3069\"\u003e\n\u003cli data-end=\"3113\" data-start=\"3069\" data-section-id=\"jblxyh\"\u003eGenuine Certified Reference Material (CRM)\u003c\/li\u003e\n\u003cli data-end=\"3139\" data-start=\"3114\" data-section-id=\"1hivwvj\"\u003eHomogeneous soil matrix\u003c\/li\u003e\n\u003cli data-end=\"3176\" data-start=\"3140\" data-section-id=\"1kpr7ku\"\u003eCertified elemental concentrations\u003c\/li\u003e\n\u003cli data-end=\"3218\" data-start=\"3177\" data-section-id=\"ouskqs\"\u003eExcellent for handheld XRF verification\u003c\/li\u003e\n\u003cli data-end=\"3256\" data-start=\"3219\" data-section-id=\"g66186\"\u003eSuitable for routine QA\/QC programs\u003c\/li\u003e\n\u003cli data-end=\"3306\" data-start=\"3257\" data-section-id=\"2dh9t6\"\u003eIdeal for environmental and mining laboratories\u003c\/li\u003e\n\u003cli data-end=\"3365\" data-start=\"3307\" data-section-id=\"17mes0w\"\u003eLong-term stability under recommended storage conditions\u003c\/li\u003e\n\u003cli data-end=\"3409\" data-start=\"3366\" data-section-id=\"5pn33b\"\u003ePackaged by Alloy Geek for convenient use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"3435\" data-end=\"3541\"\u003e\n\u003cli data-section-id=\"1x5ypwh\" data-start=\"3435\" data-end=\"3478\"\u003eSdAR-L2 Soil Certified Reference Material\u003c\/li\u003e\n\u003cli data-section-id=\"1nhze1b\" data-start=\"3479\" data-end=\"3518\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eSdAR-L2 Certificate of Analysis\u003c\/a\u003e (digital PDF)\u003c\/li\u003e\n\u003cli data-section-id=\"3e4jja\" data-start=\"3519\" data-end=\"3541\"\u003eProtective packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRecommended Uses\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"3568\" data-end=\"3619\"\u003eMany professionals verify handheld XRF performance:\u003c\/p\u003e\n\u003cul data-start=\"3621\" data-end=\"3848\"\u003e\n\u003cli data-section-id=\"w00v7f\" data-start=\"3621\" data-end=\"3650\"\u003eBefore beginning field work\u003c\/li\u003e\n\u003cli data-section-id=\"4cdw9i\" data-start=\"3651\" data-end=\"3685\"\u003eAt the beginning of each workday\u003c\/li\u003e\n\u003cli data-section-id=\"desmjq\" data-start=\"3686\" data-end=\"3720\"\u003eFollowing instrument calibration\u003c\/li\u003e\n\u003cli data-section-id=\"otrar5\" data-start=\"3721\" data-end=\"3746\"\u003eAfter service or repair\u003c\/li\u003e\n\u003cli data-section-id=\"1gqzwk9\" data-start=\"3747\" data-end=\"3786\"\u003ePrior to reporting analytical results\u003c\/li\u003e\n\u003cli data-section-id=\"12jp1k5\" data-start=\"3787\" data-end=\"3815\"\u003eDuring long field projects\u003c\/li\u003e\n\u003cli data-section-id=\"1imgakq\" data-start=\"3816\" data-end=\"3848\"\u003eAs part of ISO quality systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eWhy Buy from Alloy Geek?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3883\" data-end=\"3951\"\u003eAt Alloy Geek, we specialize exclusively in handheld XRF technology.\u003c\/p\u003e\n\u003cp data-start=\"3953\" data-end=\"4280\"\u003eUnlike general laboratory suppliers, every reference material we offer is selected specifically to support portable XRF users in real-world applications. We routinely evaluate CRMs on multiple handheld XRF platforms and understand how matrix effects, calibration methods, and instrument design influence analytical performance.\u003c\/p\u003e\n\u003cp data-start=\"4282\" data-end=\"4382\"\u003eWhen you purchase from Alloy Geek, you're buying from specialists who use these materials every day.\u003c\/p\u003e\n\u003ch2 data-section-id=\"hkd5a4\" data-start=\"4389\" data-end=\"4417\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFrequently Asked Questions\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3 data-section-id=\"qki6j6\" data-start=\"4419\" data-end=\"4465\"\u003eIs SdAR-L2 a Certified Reference Material?\u003c\/h3\u003e\n\u003cp data-start=\"4467\" data-end=\"4664\"\u003eYes. SdAR-L2 is a Certified Reference Material (CRM) developed through an internationally recognized certification program and includes certified elemental concentrations with stated uncertainties.\u003c\/p\u003e\n\u003ch3 data-section-id=\"yyvt2s\" data-start=\"4666\" data-end=\"4716\"\u003eCan I calibrate my handheld XRF using SdAR-L2?\u003c\/h3\u003e\n\u003cp data-start=\"4718\" data-end=\"4959\"\u003eSdAR-L2 is primarily intended for calibration verification, quality control, and method validation. While it may be incorporated into custom calibration development, users should follow their instrument manufacturer's calibration procedures.\u003c\/p\u003e\n\u003ch3 data-section-id=\"lk3izj\" data-start=\"4961\" data-end=\"5012\"\u003eWhich handheld XRF analyzers work with SdAR-L2?\u003c\/h3\u003e\n\u003cp data-start=\"5014\" data-end=\"5165\"\u003eMost modern handheld XRF analyzers used for soil, mining, environmental, and geochemical analysis can utilize SdAR-L2 as a QC or verification standard.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1pngqnv\" data-start=\"5167\" data-end=\"5223\"\u003eDoes Alloy Geek provide the Certificate of Analysis?\u003c\/h3\u003e\n\u003cp data-start=\"5225\" data-end=\"5290\"\u003eYes. A digital Certificate of Analysis is included with purchase.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":47637884960907,"sku":"AG-SDAR-L2-CRM-HHXRF","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"},{"product_id":"sdar-m2-soil-certified-reference-material","title":"SdAR-M2 Soil Certified Reference Material (CRM) for Handheld XRF Quality Control","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-5\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-35\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-37\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-41\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-43\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch2\u003eVerify Real-World Handheld XRF Performance with the SdAR-M2 Soil Certified Reference Material\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSdAR-M2 Soil Certified Reference Material (CRM)\u003c\/strong\u003e is an ideal quality control standard for professionals who perform routine handheld XRF analysis on environmental soils, mining samples, and geochemical materials. Representing a \u003cstrong\u003emoderately contaminated soil matrix\u003c\/strong\u003e, SdAR-M2 bridges the gap between background soils and highly contaminated reference materials, making it one of the most practical CRMs for everyday instrument verification.\u003c\/p\u003e\n\u003cp\u003eWhether you're conducting Phase II Environmental Site Assessments (ESAs), brownfield investigations, mining exploration, industrial compliance testing, or laboratory quality assurance, SdAR-M2 helps verify that your handheld XRF continues to deliver accurate and repeatable analytical results.\u003c\/p\u003e\n\u003cp\u003eUnlike extremely low- or high-concentration standards, SdAR-M2 closely reflects the elemental concentrations encountered during many real-world environmental investigations, making it an excellent choice for daily quality control.\u003c\/p\u003e\n\u003cp\u003eAlloy Geek supplies genuine SdAR-M2 Certified Reference Material packaged for convenient laboratory and field use.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose SdAR-M2?\u003c\/h2\u003e\n\u003cp\u003eNot every quality control sample needs to represent pristine soil or heavily contaminated waste. Most handheld XRF projects fall somewhere in between.\u003c\/p\u003e\n\u003cp\u003eSdAR-M2 was developed to represent a moderate concentration soil matrix, allowing users to verify instrument performance where many environmental action levels, remediation projects, and mining samples are routinely encountered.\u003c\/p\u003e\n\u003cp\u003eFor many handheld XRF operators, this makes SdAR-M2 the CRM that spends the most time on the workbench.\u003c\/p\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eSdAR-M2 is commonly used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDaily handheld XRF quality control\u003c\/li\u003e\n\u003cli\u003eEnvironmental consulting\u003c\/li\u003e\n\u003cli\u003eBrownfield investigations\u003c\/li\u003e\n\u003cli\u003ePhase II Environmental Site Assessments (ESAs)\u003c\/li\u003e\n\u003cli\u003eMining and mineral exploration\u003c\/li\u003e\n\u003cli\u003eGeochemical analysis\u003c\/li\u003e\n\u003cli\u003eInstrument performance verification\u003c\/li\u003e\n\u003cli\u003eCalibration verification\u003c\/li\u003e\n\u003cli\u003eLaboratory QA\/QC programs\u003c\/li\u003e\n\u003cli\u003eGovernment and regulatory testing\u003c\/li\u003e\n\u003cli\u003eUniversity research\u003c\/li\u003e\n\u003cli\u003eTraining and operator qualification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Handheld XRF Analyzers\u003c\/h2\u003e\n\u003cp\u003eSdAR-M2 is compatible with virtually every modern handheld XRF analyzer designed for environmental, mining, and soil analysis.\u003c\/p\u003e\n\u003ch2\u003eWhy Use a Certified Reference Material?\u003c\/h2\u003e\n\u003cp\u003eQuality assurance begins with confidence in your measurements.\u003c\/p\u003e\n\u003cp\u003eUsing a Certified Reference Material allows you to verify that your handheld XRF continues producing results within expected limits before valuable field time is lost or analytical data becomes questionable.\u003c\/p\u003e\n\u003cp\u003eRoutine verification can help identify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstrument drift\u003c\/li\u003e\n\u003cli\u003eDetector contamination\u003c\/li\u003e\n\u003cli\u003eX-ray tube aging\u003c\/li\u003e\n\u003cli\u003eCalibration changes\u003c\/li\u003e\n\u003cli\u003eOperator inconsistencies\u003c\/li\u003e\n\u003cli\u003eUnexpected analytical bias\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMany organizations incorporate CRM testing into their standard operating procedures and ISO-compliant quality management systems.\u003c\/p\u003e\n\u003ch2\u003eCertified Elements\u003c\/h2\u003e\n\u003cp\u003eSdAR-M2 includes certified concentrations for numerous major and trace elements commonly analyzed by handheld XRF, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eArsenic (As)\u003c\/li\u003e\n\u003cli\u003eBarium (Ba)\u003c\/li\u003e\n\u003cli\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli\u003eCopper (Cu)\u003c\/li\u003e\n\u003cli\u003eIron (Fe)\u003c\/li\u003e\n\u003cli\u003eLead (Pb)\u003c\/li\u003e\n\u003cli\u003eManganese (Mn)\u003c\/li\u003e\n\u003cli\u003eNickel (Ni)\u003c\/li\u003e\n\u003cli\u003eZinc (Zn)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional certified elements are included in the official Certificate of Analysis.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eDownload the official SdAR-M2 Certificate of Analysis\u003c\/a\u003e for complete certified values, uncertainties, and reference concentrations.\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Certified Reference Material (CRM)\u003c\/li\u003e\n\u003cli\u003eModerate-concentration soil matrix\u003c\/li\u003e\n\u003cli\u003eExcellent for routine handheld XRF verification\u003c\/li\u003e\n\u003cli\u003eCertified elemental concentrations\u003c\/li\u003e\n\u003cli\u003eIdeal for environmental and mining applications\u003c\/li\u003e\n\u003cli\u003eSuitable for daily QA\/QC programs\u003c\/li\u003e\n\u003cli\u003eStable, homogeneous material\u003c\/li\u003e\n\u003cli\u003eDigital Certificate of Analysis included\u003c\/li\u003e\n\u003cli\u003ePackaged by Alloy Geek for laboratory and field use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSdAR-M2 Soil Certified Reference Material\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eOfficial SdAR-M2 Certificate of Analysis\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003eProtective packaging for shipment and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek?\u003c\/h2\u003e\n\u003cp\u003eAt Alloy Geek, handheld XRF isn't one of many product lines, it's our specialty.\u003c\/p\u003e\n\u003cp\u003eWe work with portable XRF analyzers every day across environmental, mining, alloy, recycling, and precious metals applications. Every Certified Reference Material we offer is selected because it provides meaningful value for handheld XRF users, not simply because it's available.\u003c\/p\u003e\n\u003cp\u003eOur goal is to help customers verify instrument performance with confidence while providing practical guidance drawn from real-world handheld XRF experience.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs SdAR-M2 a Certified Reference Material?\u003c\/h3\u003e\n\u003cp\u003eYes. SdAR-M2 is a Certified Reference Material (CRM) with certified elemental concentrations and documented uncertainties, making it suitable for professional quality assurance, calibration verification, and method validation.\u003c\/p\u003e\n\u003ch3\u003eWhy choose SdAR-M2 instead of SdAR-L2 or SdAR-H1?\u003c\/h3\u003e\n\u003cp\u003eSdAR-M2 represents a moderate-concentration soil matrix that closely reflects many routine environmental and mining samples. It is an excellent choice for everyday quality control, while SdAR-L2 is better suited for low-level verification and SdAR-H1 is intended for high-concentration contaminated soils.\u003c\/p\u003e\n\u003ch3\u003eCan I use SdAR-M2 to calibrate my handheld XRF?\u003c\/h3\u003e\n\u003cp\u003eSdAR-M2 is primarily intended for calibration verification, instrument quality control, and analytical method validation. Users developing custom calibrations should follow their instrument manufacturer's recommended procedures.\u003c\/p\u003e\n\u003ch3\u003eIs the Certificate of Analysis included?\u003c\/h3\u003e\n\u003cp\u003eYes. Every SdAR-M2 purchased from Alloy Geek includes the official digital Certificate of Analysis containing certified concentrations and associated uncertainties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":47637897805963,"sku":"AG-SDAR-M2-CRM-HHXRF","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"},{"product_id":"sdar-h1-soil-certified-reference-material","title":"SdAR-H1 Soil Certified Reference Material (CRM) for Handheld XRF High-Concentration Verification","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-5\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-35\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-37\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-41\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-43\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch2\u003eVerify High-Concentration Soil Analysis with the SdAR-H1 Certified Reference Material\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSdAR-H1 Soil Certified Reference Material (CRM)\u003c\/strong\u003e is designed for handheld XRF users who routinely analyze \u003cstrong\u003ehighly contaminated soils, mine waste, industrial sites, remediation projects, and other elevated metal concentrations\u003c\/strong\u003e. As the highest concentration material in the SdAR reference material family, SdAR-H1 provides a dependable quality control standard for verifying analyzer performance where accurate measurements matter most.\u003c\/p\u003e\n\u003cp\u003eWhether you're investigating former industrial properties, lead-contaminated soils, mining operations, smelter sites, or hazardous waste projects, SdAR-H1 helps ensure your handheld XRF continues to deliver reliable analytical results across the upper end of its calibration range.\u003c\/p\u003e\n\u003cp\u003eAlloy Geek supplies genuine SdAR-H1 Certified Reference Material packaged for convenient laboratory and field use.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose SdAR-H1?\u003c\/h2\u003e\n\u003cp\u003eNot every handheld XRF project involves background soils. Many environmental investigations focus on properties where elevated concentrations of regulated metals are expected.\u003c\/p\u003e\n\u003cp\u003eSdAR-H1 was developed to represent a \u003cstrong\u003ehigh-concentration contaminated soil matrix\u003c\/strong\u003e, making it an excellent choice for verifying instrument performance on challenging samples where measurement accuracy has significant environmental, regulatory, and financial implications.\u003c\/p\u003e\n\u003cp\u003eWhen your work involves contaminated soils instead of clean soils, SdAR-H1 provides confidence that your handheld XRF is performing as expected.\u003c\/p\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eSdAR-H1 is commonly used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLead-contaminated soil investigations\u003c\/li\u003e\n\u003cli\u003eBrownfield remediation\u003c\/li\u003e\n\u003cli\u003eSuperfund and hazardous waste sites\u003c\/li\u003e\n\u003cli\u003eIndustrial property assessments\u003c\/li\u003e\n\u003cli\u003eMining and mine waste characterization\u003c\/li\u003e\n\u003cli\u003eTailings and waste rock evaluation\u003c\/li\u003e\n\u003cli\u003eSmelter site investigations\u003c\/li\u003e\n\u003cli\u003eEnvironmental remediation projects\u003c\/li\u003e\n\u003cli\u003eCalibration verification\u003c\/li\u003e\n\u003cli\u003eDaily handheld XRF quality control\u003c\/li\u003e\n\u003cli\u003eLaboratory QA\/QC programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Handheld XRF Analyzers\u003c\/h2\u003e\n\u003cp\u003eSdAR-H1 is compatible with virtually every modern handheld XRF analyzer used for soil, mining, and environmental analysis.\u003c\/p\u003e\n\u003ch2\u003eWhy Use a High-Concentration Certified Reference Material?\u003c\/h2\u003e\n\u003cp\u003eInstrument performance should be verified across the concentration ranges you expect to encounter.\u003c\/p\u003e\n\u003cp\u003eWhile lower concentration CRMs are valuable for background soil verification, projects involving contaminated sites benefit from a reference material that more closely matches elevated elemental concentrations.\u003c\/p\u003e\n\u003cp\u003eRoutine verification with SdAR-H1 helps identify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstrument drift\u003c\/li\u003e\n\u003cli\u003eDetector contamination\u003c\/li\u003e\n\u003cli\u003eX-ray tube aging\u003c\/li\u003e\n\u003cli\u003eCalibration shifts\u003c\/li\u003e\n\u003cli\u003eUnexpected analytical bias\u003c\/li\u003e\n\u003cli\u003eOperator inconsistencies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing a CRM that reflects your actual sample concentrations helps increase confidence in field measurements and supports defensible analytical results.\u003c\/p\u003e\n\u003ch2\u003eCertified Elements\u003c\/h2\u003e\n\u003cp\u003eSdAR-H1 contains certified concentrations for numerous elements commonly analyzed by handheld XRF, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eArsenic (As)\u003c\/li\u003e\n\u003cli\u003eBarium (Ba)\u003c\/li\u003e\n\u003cli\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli\u003eCopper (Cu)\u003c\/li\u003e\n\u003cli\u003eIron (Fe)\u003c\/li\u003e\n\u003cli\u003eLead (Pb)\u003c\/li\u003e\n\u003cli\u003eManganese (Mn)\u003c\/li\u003e\n\u003cli\u003eNickel (Ni)\u003c\/li\u003e\n\u003cli\u003eZinc (Zn)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional certified major and trace elements are included in the official Certificate of Analysis.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eDownload the official SdAR-H1 Certificate of Analysis\u003c\/a\u003e for complete certified values, uncertainties, and reference concentrations.\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Certified Reference Material (CRM)\u003c\/li\u003e\n\u003cli\u003eHigh-concentration contaminated soil matrix\u003c\/li\u003e\n\u003cli\u003eExcellent for upper-range handheld XRF verification\u003c\/li\u003e\n\u003cli\u003eCertified elemental concentrations\u003c\/li\u003e\n\u003cli\u003eIdeal for environmental remediation and mining applications\u003c\/li\u003e\n\u003cli\u003eSuitable for daily QA\/QC programs\u003c\/li\u003e\n\u003cli\u003eStable, homogeneous material\u003c\/li\u003e\n\u003cli\u003eDigital Certificate of Analysis included\u003c\/li\u003e\n\u003cli\u003ePackaged by Alloy Geek for laboratory and field use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSdAR-H1 Soil Certified Reference Material\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/SdAR-totals-data-sheet-v2-27-Sept-2020.pdf?v=1782568090\"\u003eOfficial SdAR-H1 Certificate of Analysis\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003eProtective packaging for shipment and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek?\u003c\/h2\u003e\n\u003cp\u003eAt Alloy Geek, handheld XRF is our specialty.\u003c\/p\u003e\n\u003cp\u003eWe work extensively with portable XRF analyzers across environmental consulting, mining, recycling, industrial compliance, and geochemical applications. Every Certified Reference Material we offer is selected because it provides meaningful value to handheld XRF users and supports real-world analytical workflows.\u003c\/p\u003e\n\u003cp\u003eOur goal is to help customers verify instrument performance with confidence while providing practical guidance based on years of portable XRF experience.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs SdAR-H1 a Certified Reference Material?\u003c\/h3\u003e\n\u003cp\u003eYes. SdAR-H1 is a Certified Reference Material (CRM) with certified elemental concentrations and documented uncertainties, making it suitable for professional quality assurance, calibration verification, and analytical method validation.\u003c\/p\u003e\n\u003ch3\u003eWhy choose SdAR-H1 instead of SdAR-L2 or SdAR-M2?\u003c\/h3\u003e\n\u003cp\u003eSdAR-H1 is intended for users who routinely analyze highly contaminated soils or elevated metal concentrations. It provides an upper-range verification point for handheld XRF analyzers, whereas SdAR-L2 is better suited for background soils and SdAR-M2 is ideal for routine environmental quality control.\u003c\/p\u003e\n\u003ch3\u003eCan I use SdAR-H1 to calibrate my handheld XRF?\u003c\/h3\u003e\n\u003cp\u003eSdAR-H1 is primarily intended for calibration verification, instrument quality control, and analytical method validation. Users developing custom calibrations should follow their instrument manufacturer's recommended procedures.\u003c\/p\u003e\n\u003ch3\u003eIs the Certificate of Analysis included?\u003c\/h3\u003e\n\u003cp\u003eYes. Every SdAR-H1 purchased from Alloy Geek includes the official digital Certificate of Analysis containing certified concentrations and associated uncertainties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":47637899477131,"sku":"AG-SDAR-H1-CRM-HHXRF","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"},{"product_id":"thermo-scientific-niton-multi-element-rcra-qc-standard-180-661","title":"Thermo Scientific™ Niton™ RCRA QC Standard PN 180-661","description":"\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-5\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"flex p-4 gap-4 text-base md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-35\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv data-testid=\"conversation-turn-37\" class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-41\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003cdiv class=\"group w-full text-token-text-primary border-b border-black\/10 dark:border-gray-900\/50 bg-gray-50 dark:bg-[#444654]\" data-testid=\"conversation-turn-43\"\u003e\n\u003cdiv class=\"p-4 justify-center text-base md:gap-6 md:py-6 lg:px-0 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 md:max-w-2xl lg:max-w-[38rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gap-1 md:gap-3 lg:w-[calc(100%-115px)]\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col gap-3 max-w-full\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 overflow-x-auto whitespace-pre-wrap break-words\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch2\u003eReplace Your Original Niton QC Standard with the Genuine OEM Reference Sample\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eThermo Scientific™ Niton™ Multi Element RCRA QC Standard (Part Number 180-661)\u003c\/strong\u003e is the original factory quality control sample supplied with many Thermo Scientific Niton handheld XRF analyzers configured for Soil mode. Designed for routine instrument performance verification, this OEM reference material provides nominal concentrations for the principal RCRA metals, allowing operators to quickly confirm analyzer stability before and during field work.\u003c\/p\u003e\n\u003cp\u003eIf your original QC standard has been lost, damaged, contaminated, or simply worn from years of daily use, this genuine OEM replacement restores the same quality control workflow recommended for Thermo Scientific Niton handheld XRF analyzers.\u003c\/p\u003e\n\u003cp\u003eUnlike a Certified Reference Material (CRM), the Niton Multi Element RCRA QC Standard is intended for \u003cstrong\u003edaily quality control and instrument health monitoring\u003c\/strong\u003e. It contains established reference values for routine verification but is not certified through an accredited reference material program.\u003c\/p\u003e\n\u003cp\u003eAlloy Geek supplies genuine Thermo Scientific Niton OEM quality control standards for customers who need dependable replacement accessories and professional handheld XRF support.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose the Genuine Niton QC Standard?\u003c\/h2\u003e\n\u003cp\u003eEvery handheld XRF analyzer should be verified before collecting important analytical data. The Niton Multi Element RCRA QC Standard provides a quick, repeatable method for confirming that your analyzer continues operating within expected performance limits.\u003c\/p\u003e\n\u003cp\u003eBecause this is the same QC standard originally supplied with many Niton analyzers, it is the preferred replacement for users who want to maintain their existing quality control procedures without changing reference materials.\u003c\/p\u003e\n\u003ch2\u003eNominal Reference Values\u003c\/h2\u003e\n\u003cp\u003eThe Thermo Scientific Niton Multi Element RCRA QC Standard (P\/N 180-661) contains the following nominal elemental concentrations:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eElement\u003c\/th\u003e\n\u003cth align=\"right\"\u003eNominal Concentration\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarium (Ba)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSilver (Ag)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArsenic (As)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCadmium (Cd)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChromium (Cr)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead (Pb)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelenium (Se)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThese reference values are provided by Thermo Scientific for routine quality control and instrument verification of Niton handheld XRF analyzers. This material is intended as a QC standard and should not be considered a Certified Reference Material (CRM).\u003c\/p\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDaily handheld XRF quality control\u003c\/li\u003e\n\u003cli\u003eInstrument performance verification\u003c\/li\u003e\n\u003cli\u003eSoil mode verification\u003c\/li\u003e\n\u003cli\u003eEnvironmental consulting\u003c\/li\u003e\n\u003cli\u003eBrownfield investigations\u003c\/li\u003e\n\u003cli\u003eLead-contaminated soil screening\u003c\/li\u003e\n\u003cli\u003eRCRA metals analysis\u003c\/li\u003e\n\u003cli\u003eIndustrial hygiene\u003c\/li\u003e\n\u003cli\u003eEnvironmental remediation\u003c\/li\u003e\n\u003cli\u003eOperator training\u003c\/li\u003e\n\u003cli\u003eInstrument troubleshooting\u003c\/li\u003e\n\u003cli\u003ePreventative maintenance programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Handheld XRF Analyzers\u003c\/h2\u003e\n\u003cp\u003eDesigned for all handheld XRF analyzers for soil mode, not only the Thermo Scientific Nitons.\u003c\/p\u003e\n\u003ch2\u003eWhy Perform Daily Quality Control?\u003c\/h2\u003e\n\u003cp\u003eDaily quality control is one of the simplest ways to verify analyzer performance before collecting field data.\u003c\/p\u003e\n\u003cp\u003eRoutine testing with the same reference material helps identify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstrument drift\u003c\/li\u003e\n\u003cli\u003eDetector contamination\u003c\/li\u003e\n\u003cli\u003eX-ray tube degradation\u003c\/li\u003e\n\u003cli\u003eElectronic instability\u003c\/li\u003e\n\u003cli\u003eCalibration changes\u003c\/li\u003e\n\u003cli\u003eUnexpected analytical bias\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMany environmental consultants and laboratories maintain QC control charts using this standard to monitor long-term analyzer performance.\u003c\/p\u003e\n\u003ch2\u003eOEM Product Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Thermo Scientific OEM accessory\u003c\/li\u003e\n\u003cli\u003eOriginal Niton Part Number 180-661\u003c\/li\u003e\n\u003cli\u003eFactory Multi Element RCRA QC Standard\u003c\/li\u003e\n\u003cli\u003eDesigned for daily handheld XRF quality control\u003c\/li\u003e\n\u003cli\u003eStable, homogeneous reference material\u003c\/li\u003e\n\u003cli\u003eIdeal replacement for lost or damaged factory QC samples\u003c\/li\u003e\n\u003cli\u003eSupports instrument performance verification\u003c\/li\u003e\n\u003cli\u003eConvenient for laboratory and field use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Thermo Scientific Niton Multi Element RCRA QC Standard\u003c\/li\u003e\n\u003cli\u003eProtective storage container\u003c\/li\u003e\n\u003cli\u003eReference value documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy from Alloy Geek?\u003c\/h2\u003e\n\u003cp\u003eAt Alloy Geek, handheld XRF is our specialty.\u003c\/p\u003e\n\u003cp\u003eWe supply genuine OEM accessories, replacement parts, quality control standards, and certified reference materials for the world's leading handheld XRF analyzers. Every product we offer is selected because it supports real-world handheld XRF users—not simply because it's available.\u003c\/p\u003e\n\u003cp\u003eWhether you're replacing a missing factory QC sample or building a comprehensive quality assurance program, our team understands the practical challenges of portable XRF analysis and can help you choose the right reference materials for your application.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs this the original Niton QC Standard?\u003c\/h3\u003e\n\u003cp\u003eYes. This is the genuine Thermo Scientific Niton Multi Element RCRA QC Standard, Part Number 180-661.\u003c\/p\u003e\n\u003ch3\u003eIs this a Certified Reference Material (CRM)?\u003c\/h3\u003e\n\u003cp\u003eNo. This product is a factory quality control standard intended for routine instrument verification. It contains nominal reference values but is not certified through an accredited CRM program.\u003c\/p\u003e\n\u003ch3\u003eWhich Niton analyzers use this QC Standard?\u003c\/h3\u003e\n\u003cp\u003eThis QC standard is commonly supplied with Thermo Scientific Niton handheld XRF analyzers configured for Soil and Environmental analysis, including the XL2, XL3t, and XL5 Series.\u003c\/p\u003e\n\u003ch3\u003eWhy would I need a replacement QC Standard?\u003c\/h3\u003e\n\u003cp\u003eMany users replace their original QC sample after it becomes lost, contaminated, damaged, or worn through years of routine use. Maintaining a consistent quality control standard helps verify instrument performance and supports long-term QA\/QC documentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Alloy Geek","offers":[{"title":"X-Ray Fluorescence (XRF) \/ Certified Reference Material","offer_id":47637910192267,"sku":"AG-NITON-RCRA-180-661","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST2780ReferenceMaterialv26.3.17.jpg?v=1773752662"}],"url":"https:\/\/alloygeek.com\/collections\/handheld-xrf-soil-reference-materials.oembed","provider":"Alloy Geek","version":"1.0","type":"link"}