{"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","url":"https:\/\/alloygeek.com\/products\/sdar-l2-soil-certified-reference-material","provider":"Alloy Geek","version":"1.0","type":"link"}