{"title":"RoHS Reference Materials for XRF Testing","description":"\u003cp\u003eCertified reference materials and quality control standards for \u003cstrong\u003eRoHS screening, WEEE applications, supplier verification, incoming inspection, and XRF testing of electrical and electronic equipment (EEE).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlloy Geek offers RoHS reference materials for manufacturers, laboratories, recyclers, importers, suppliers, and quality-control teams using X-ray fluorescence (XRF) to screen materials for regulated and restricted substances.\u003c\/p\u003e\n\u003cp\u003eWhether you are verifying incoming plastic components, screening electronics, evaluating supplier materials, or establishing an XRF quality-control program, the right reference materials help verify that your analyzer is producing reliable results at concentrations relevant to your application.\u003c\/p\u003e\n\u003ch2\u003eXRF Screening for RoHS Compliance\u003c\/h2\u003e\n\u003cp\u003eThe European Union Restriction of Hazardous Substances (RoHS) Directive restricts hazardous substances in electrical and electronic equipment. RoHS requirements have also influenced electronics manufacturing and material-control programs throughout global supply chains.\u003c\/p\u003e\n\u003cp\u003eFor companies manufacturing, importing, supplying, or testing electrical and electronic products, this creates a practical problem:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do you efficiently screen large numbers of components and materials for potentially restricted substances?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eXRF provides a fast, non-destructive method for elemental screening and is widely suited to applications such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIncoming material inspection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupplier quality control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectronics manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComponent screening\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePlastic and polymer testing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCable and wire screening\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSolder and metal alloy testing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFinished-product inspection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecycling and WEEE sorting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRegulatory screening programs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReference materials provide known elemental concentrations that can be used to verify analyzer performance and support a consistent XRF screening program.\u003c\/p\u003e\n\u003ch2\u003eRoHS Restricted Substances and XRF\u003c\/h2\u003e\n\u003cp\u003eEU RoHS currently restricts ten substances in electrical and electronic equipment:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLead (Pb)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMercury (Hg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCadmium (Cd)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHexavalent chromium [Cr(VI)]\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePolybrominated biphenyls (PBB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePolybrominated diphenyl ethers (PBDE)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBis(2-ethylhexyl) phthalate (DEHP)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eButyl benzyl phthalate (BBP)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDibutyl phthalate (DBP)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiisobutyl phthalate (DIBP)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor most restricted substances, the maximum concentration value is \u003cstrong\u003e0.1% (1,000 mg\/kg) by weight in homogeneous material\u003c\/strong\u003e. Cadmium has a lower maximum concentration value of \u003cstrong\u003e0.01% (100 mg\/kg)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThese concentration levels make properly selected reference materials particularly valuable. Standards near regulatory and internal screening thresholds can help users understand analyzer response where the measurement matters most.\u003c\/p\u003e\n\u003ch2\u003eWhat Can XRF Screen for?\u003c\/h2\u003e\n\u003cp\u003eXRF is an elemental analysis technique and is particularly useful for screening:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLead (Pb)\u003c\/strong\u003e\u003cbr\u003eXRF can directly detect and quantify lead in many metals, solders, plastics, polymers, and other materials.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCadmium (Cd)\u003c\/strong\u003e\u003cbr\u003eCadmium is particularly important because its RoHS maximum concentration value is lower than those of many other restricted substances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMercury (Hg)\u003c\/strong\u003e\u003cbr\u003eXRF can screen materials for elemental mercury content.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChromium (Cr)\u003c\/strong\u003e\u003cbr\u003eXRF measures \u003cstrong\u003etotal chromium\u003c\/strong\u003e. It does not determine chromium oxidation state and therefore cannot independently distinguish hexavalent chromium, Cr(VI), from other forms of chromium.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBromine (Br)\u003c\/strong\u003e\u003cbr\u003eXRF measures \u003cstrong\u003etotal bromine\u003c\/strong\u003e and can be used as a screening indicator for potentially restricted brominated compounds. It does not independently identify whether detected bromine is present as PBB, PBDE, or another brominated compound.\u003c\/p\u003e\n\u003cp\u003eThese distinctions are important when designing an XRF screening program. XRF is exceptionally useful for rapidly identifying materials that warrant additional investigation, but elemental screening and compound-specific regulatory testing are not the same thing.\u003c\/p\u003e\n\u003ch2\u003eReference Materials for IEC 62321 XRF Screening\u003c\/h2\u003e\n\u003cp\u003eThe IEC 62321 series addresses determination of certain substances in electrotechnical products.\u003c\/p\u003e\n\u003cp\u003eIEC 62321-3-1 describes screening by X-ray fluorescence spectrometry and provides an important technical framework for the use of XRF in restricted-substance screening.\u003c\/p\u003e\n\u003cp\u003eReference materials with known concentrations of target elements can support:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eXRF performance verification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMethod development\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoutine QC checks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperator training\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScreening-limit development\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnalyzer comparison\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupplier inspection programs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncoming material verification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA properly designed reference-material set should include appropriate \u003cstrong\u003ematrices, elements, and concentration ranges\u003c\/strong\u003e for the products being screened.\u003c\/p\u003e\n\u003ch2\u003ePolymer Reference Materials for RoHS Screening\u003c\/h2\u003e\n\u003cp\u003ePlastics and polymers are one of the most important material classes for RoHS XRF screening.\u003c\/p\u003e\n\u003cp\u003eElectrical and electronic equipment can contain numerous polymer components, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCable insulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHousings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSwitches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCircuit-board components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMolded plastic parts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower-supply components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInternal electrical components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePolymer coatings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePolymer reference materials containing known concentrations of Pb, Cd, Cr, Br, Hg, and other elements can help evaluate XRF performance in a matrix representative of actual electronic components.\u003c\/p\u003e\n\u003cp\u003eThis is important because XRF response is matrix dependent. A metal reference standard is generally not an appropriate substitute for evaluating analyzer performance on a polymer application.\u003c\/p\u003e\n\u003ch2\u003eRoHS, WEEE and Electronics Recycling\u003c\/h2\u003e\n\u003cp\u003eRoHS and the Waste Electrical and Electronic Equipment (WEEE) regulatory framework address different parts of the electrical-product lifecycle but are closely related.\u003c\/p\u003e\n\u003cp\u003eRoHS restricts hazardous substances in electrical and electronic equipment, while WEEE focuses on the collection, treatment, recovery, and recycling of waste electrical and electronic equipment.\u003c\/p\u003e\n\u003cp\u003eFor recyclers and material processors, XRF can provide rapid elemental information when evaluating electronic waste and recovered materials.\u003c\/p\u003e\n\u003cp\u003eApplications can include screening:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eE-waste plastics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectronic components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCircuit-board materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCables and wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMetal components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecovered polymer streams\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSorted recycling fractions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncoming electronic scrap\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReference materials provide recyclers and processors with known samples for checking analyzer response before making screening or sorting decisions.\u003c\/p\u003e\n\u003ch2\u003eSupplier Verification and Incoming Inspection\u003c\/h2\u003e\n\u003cp\u003eRoHS compliance is ultimately a supply-chain problem as much as it is an analytical problem.\u003c\/p\u003e\n\u003cp\u003eA finished electronic product can contain hundreds or thousands of individual components and homogeneous materials sourced from multiple suppliers.\u003c\/p\u003e\n\u003cp\u003eXRF allows manufacturers and quality-control teams to rapidly screen incoming materials rather than relying exclusively on supplier documentation.\u003c\/p\u003e\n\u003cp\u003eA typical incoming-inspection program might use XRF to screen:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlastic housings\u003c\/strong\u003e for Pb, Cd, total Cr, Br, and other elements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCables and insulation\u003c\/strong\u003e for restricted-element indicators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSolder\u003c\/strong\u003e for Pb and alloy composition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMetal components\u003c\/strong\u003e for Pb, Cd, Cr, and material identification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConnectors and electronic components\u003c\/strong\u003e for potentially restricted elements.\u003c\/p\u003e\n\u003cp\u003eReference materials can then be measured periodically to confirm that the analyzer continues to perform as expected.\u003c\/p\u003e\n\u003ch2\u003eReference Materials Near Regulatory Limits\u003c\/h2\u003e\n\u003cp\u003eFor regulatory screening applications, simply having a standard containing a very high concentration of an element is not always sufficient.\u003c\/p\u003e\n\u003cp\u003eReference materials near relevant screening or decision levels can be particularly useful because they allow users to evaluate analyzer performance in the concentration range where a screening decision becomes important.\u003c\/p\u003e\n\u003cp\u003eFor example, a RoHS XRF reference-material set may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eA low or blank material\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial below a screening threshold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial near an important concentration level\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial above that level\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigher-concentration material for additional performance verification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing multiple concentrations helps establish how an analyzer responds across a range rather than merely confirming that it can detect a heavily contaminated sample.\u003c\/p\u003e\n\u003ch2\u003eRoHS Screening with Handheld and Benchtop XRF\u003c\/h2\u003e\n\u003cp\u003eReference materials in this collection may be useful with handheld and benchtop XRF systems from Thermo Scientific Niton, Evident\/Olympus, Hitachi, Bruker, SciAps and other XRF manufacturers.\u003c\/p\u003e\n\u003cp\u003eApplications range from portable incoming inspection with handheld XRF to dedicated benchtop XRF screening in a quality laboratory.\u003c\/p\u003e\n\u003cp\u003eThe appropriate reference materials depend on the analyzer configuration, measurement mode, sample matrix, elements of interest, and screening requirements.\u003c\/p\u003e\n\u003ch2\u003eRoHS, REACH and Other Restricted-Substance Requirements\u003c\/h2\u003e\n\u003cp\u003eRoHS does not exist in isolation.\u003c\/p\u003e\n\u003cp\u003eManufacturers and importers may encounter multiple restricted-substance requirements depending on the product and market. These can include EU RoHS, WEEE requirements, REACH restrictions and other national or regional environmental and product regulations.\u003c\/p\u003e\n\u003cp\u003eThese regulations do not necessarily restrict the same substances, use the same concentration limits, or require the same analytical methods.\u003c\/p\u003e\n\u003cp\u003eFor that reason, reference materials should be selected around the \u003cstrong\u003especific material, target elements, applicable requirements, and analytical method\u003c\/strong\u003e rather than simply choosing a sample labeled \"RoHS.\"\u003c\/p\u003e\n\u003ch2\u003eXRF Screening Is Not the Same as Complete RoHS Compliance Testing\u003c\/h2\u003e\n\u003cp\u003eXRF is an extremely useful screening technique, but its capabilities need to be understood correctly.\u003c\/p\u003e\n\u003cp\u003eXRF identifies and measures \u003cstrong\u003eelements\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor example, detecting chromium does not by itself establish that the chromium is hexavalent chromium. Likewise, measuring bromine does not identify the specific brominated compound responsible for that bromine.\u003c\/p\u003e\n\u003cp\u003eThe four restricted phthalates are also organic compounds and are not directly determined by conventional elemental XRF screening.\u003c\/p\u003e\n\u003cp\u003eXRF is therefore frequently used as a \u003cstrong\u003escreening and risk-identification tool\u003c\/strong\u003e, with additional laboratory analysis used when compound-specific identification or confirmation is required.\u003c\/p\u003e\n\u003cp\u003eReference materials help make that screening process more reliable by providing known materials against which analyzer performance can be evaluated.\u003c\/p\u003e\n\u003ch2\u003eChoosing the Right RoHS Reference Material\u003c\/h2\u003e\n\u003cp\u003eWhen selecting a reference material, consider four things:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMatrix\u003c\/strong\u003e – Are you screening polymers, metals, solder, glass, coatings, or another material?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElements\u003c\/strong\u003e – Which elements must your XRF screening program identify?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConcentration\u003c\/strong\u003e – Do you need a general analyzer check or material near an important screening or regulatory concentration?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e – Are you performing incoming inspection, supplier verification, manufacturing QC, recycling, method development, or laboratory testing?\u003c\/p\u003e\n\u003cp\u003eFor many customers, the best solution is not a single reference material but a \u003cstrong\u003esmall set covering multiple concentrations in the appropriate matrix.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eNeed Help Selecting RoHS Reference Materials?\u003c\/h2\u003e\n\u003cp\u003eNot sure which reference materials fit your XRF analyzer and RoHS screening application?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact Alloy Geek.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTell us what materials you're testing, the elements you're screening, your XRF analyzer, and what you're trying to accomplish. We can help identify reference materials appropriate for your application.\u003c\/p\u003e","products":[{"product_id":"erm-ec681m-rohs-polymer-certified-reference-material","title":"ERM-EC681m Handheld XRF Certified Reference Material for RoHS \u0026 Consumer Goods Testing","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 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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\u003cp\u003eEnsure confidence in your handheld XRF measurements with the \u003cstrong data-end=\"553\" data-start=\"490\"\u003eERM-EC681m Handheld XRF Certified Reference Material (CRM)\u003c\/strong\u003e. Produced by the European Commission's Joint Research Centre (JRC), this certified low-density polyethylene (LDPE) reference material is specifically designed for the verification, quality control, and performance validation of handheld XRF analyzers used for RoHS, WEEE, and consumer goods compliance screening.\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1147\" data-start=\"868\"\u003eERM-EC681m contains certified concentrations of multiple regulated elements commonly evaluated during hazardous substance screening, making it an excellent reference material for laboratories, manufacturers, importers, third-party testing facilities, and handheld XRF operators.\u003c\/p\u003e\n\u003cp data-end=\"1327\" data-start=\"1149\"\u003eThis CRM is ideal for routine instrument verification, analyst proficiency testing, method validation, calibration verification, and demonstrating ongoing instrument performance.\u003c\/p\u003e\n\u003cp data-end=\"1531\" data-start=\"1329\"\u003eWhether you're screening toys, electronics, plastics, cables, consumer products, or industrial polymers, ERM-EC681m provides a trusted certified standard for maintaining confidence in your XRF results.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1553\" data-start=\"1538\" data-section-id=\"mu966k\"\u003eApplications\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"1957\" data-start=\"1555\"\u003e\n\u003cli data-end=\"1582\" data-start=\"1555\" data-section-id=\"4rz4jj\"\u003eRoHS Compliance Screening\u003c\/li\u003e\n\u003cli data-end=\"1608\" data-start=\"1583\" data-section-id=\"g019yp\"\u003eWEEE Compliance Testing\u003c\/li\u003e\n\u003cli data-end=\"1633\" data-start=\"1609\" data-section-id=\"8g6qk0\"\u003eConsumer Goods Testing\u003c\/li\u003e\n\u003cli data-end=\"1661\" data-start=\"1634\" data-section-id=\"a05ugp\"\u003eElectronics Manufacturing\u003c\/li\u003e\n\u003cli data-end=\"1694\" data-start=\"1662\" data-section-id=\"nwr6a6\"\u003ePlastic Component Verification\u003c\/li\u003e\n\u003cli data-end=\"1719\" data-start=\"1695\" data-section-id=\"79famq\"\u003ePolymer Identification\u003c\/li\u003e\n\u003cli data-end=\"1750\" data-start=\"1720\" data-section-id=\"1elctmv\"\u003eQuality Control Laboratories\u003c\/li\u003e\n\u003cli data-end=\"1785\" data-start=\"1751\" data-section-id=\"fhebln\"\u003eThird-Party Testing Laboratories\u003c\/li\u003e\n\u003cli data-end=\"1816\" data-start=\"1786\" data-section-id=\"7ferx7\"\u003eIncoming Material Inspection\u003c\/li\u003e\n\u003cli data-end=\"1844\" data-start=\"1817\" data-section-id=\"1tohvpa\"\u003eFactory Quality Assurance\u003c\/li\u003e\n\u003cli data-end=\"1884\" data-start=\"1845\" data-section-id=\"15kbbmr\"\u003eHandheld XRF Performance Verification\u003c\/li\u003e\n\u003cli data-end=\"1908\" data-start=\"1885\" data-section-id=\"g6022e\"\u003eInstrument Validation\u003c\/li\u003e\n\u003cli data-end=\"1926\" data-start=\"1909\" data-section-id=\"rer2eu\"\u003eDaily QC Checks\u003c\/li\u003e\n\u003cli data-end=\"1957\" data-start=\"1927\" data-section-id=\"1p8ckgw\"\u003eISO 17025 Laboratory Support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2000\" data-start=\"1964\" data-section-id=\"179zhbg\"\u003eCompatible Handheld XRF Analyzers\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"2112\" data-start=\"2002\"\u003eCompatible with virtually all handheld XRF analyzers designed for RoHS and consumer goods analysis, including Niton, Olympus\/Evident, SciAps, Bruker, Hitachi, etc.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2332\" data-start=\"2311\" data-section-id=\"v3ujlb\"\u003eCertified Elements\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"2363\" data-start=\"2334\"\u003eERM-EC681m is certified for:\u003c\/p\u003e\n\u003cul data-end=\"2520\" data-start=\"2365\"\u003e\n\u003cli data-end=\"2379\" data-start=\"2365\" data-section-id=\"g3pcai\"\u003eArsenic (As)\u003c\/li\u003e\n\u003cli data-end=\"2394\" data-start=\"2380\" data-section-id=\"b5v03t\"\u003eBromine (Br)\u003c\/li\u003e\n\u003cli data-end=\"2409\" data-start=\"2395\" data-section-id=\"2gn02c\"\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli data-end=\"2425\" data-start=\"2410\" data-section-id=\"2fpw3i\"\u003eChlorine (Cl)\u003c\/li\u003e\n\u003cli data-end=\"2441\" data-start=\"2426\" data-section-id=\"ojdo36\"\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli data-end=\"2456\" data-start=\"2442\" data-section-id=\"stv4wx\"\u003eMercury (Hg)\u003c\/li\u003e\n\u003cli data-end=\"2468\" data-start=\"2457\" data-section-id=\"m4nw1j\"\u003eLead (Pb)\u003c\/li\u003e\n\u003cli data-end=\"2481\" data-start=\"2469\" data-section-id=\"1yjgsk1\"\u003eSulfur (S)\u003c\/li\u003e\n\u003cli data-end=\"2497\" data-start=\"2482\" data-section-id=\"mu8can\"\u003eAntimony (Sb)\u003c\/li\u003e\n\u003cli data-end=\"2508\" data-start=\"2498\" data-section-id=\"e7y6hz\"\u003eTin (Sn)\u003c\/li\u003e\n\u003cli data-end=\"2520\" data-start=\"2509\" data-section-id=\"1jzda0z\"\u003eZinc (Zn)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2538\" data-start=\"2527\" data-section-id=\"1ix3rke\"\u003eMaterial\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"2714\" data-start=\"2540\"\u003e\n\u003cli data-end=\"2573\" data-start=\"2540\" data-section-id=\"1ykcpg0\"\u003eLow Density Polyethylene (LDPE)\u003c\/li\u003e\n\u003cli data-end=\"2611\" data-start=\"2574\" data-section-id=\"1f3il7s\"\u003eGranular polymer reference material\u003c\/li\u003e\n\u003cli data-end=\"2648\" data-start=\"2612\" data-section-id=\"1k30gs2\"\u003eCertified Reference Material (CRM)\u003c\/li\u003e\n\u003cli data-end=\"2714\" data-start=\"2649\" data-section-id=\"1uovx4g\"\u003eProduced by the European Commission Joint Research Centre (JRC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2736\" data-start=\"2721\" data-section-id=\"5rwgr3\"\u003eTypical Uses\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"2982\" data-start=\"2738\"\u003e\n\u003cli data-end=\"2781\" data-start=\"2738\" data-section-id=\"jhuwpx\"\u003eDaily instrument performance verification\u003c\/li\u003e\n\u003cli data-end=\"2808\" data-start=\"2782\" data-section-id=\"12vaqbf\"\u003eCalibration verification\u003c\/li\u003e\n\u003cli data-end=\"2844\" data-start=\"2809\" data-section-id=\"xlftku\"\u003eMeasurement repeatability studies\u003c\/li\u003e\n\u003cli data-end=\"2863\" data-start=\"2845\" data-section-id=\"1djdams\"\u003eAnalyst training\u003c\/li\u003e\n\u003cli data-end=\"2892\" data-start=\"2864\" data-section-id=\"12kbvl\"\u003eLaboratory quality control\u003c\/li\u003e\n\u003cli data-end=\"2912\" data-start=\"2893\" data-section-id=\"1yab8cc\"\u003eMethod validation\u003c\/li\u003e\n\u003cli data-end=\"2952\" data-start=\"2913\" data-section-id=\"1enxgt\"\u003ePreventative maintenance verification\u003c\/li\u003e\n\u003cli data-end=\"2982\" data-start=\"2953\" data-section-id=\"53p61f\"\u003eCustomer acceptance testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"3021\" data-start=\"2989\" data-section-id=\"1umwube\"\u003eWhy Purchase from Alloy Geek?\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3275\" data-start=\"3023\"\u003eAt Alloy Geek, we specialize exclusively in handheld XRF technology. Every certified reference material we offer is selected specifically for handheld XRF performance verification and supported by experts who understand real-world instrument operation.\u003c\/p\u003e\n\u003cp data-end=\"3457\" data-start=\"3277\"\u003eWhether you're performing incoming inspections, RoHS compliance screening, or production quality control, we help ensure your handheld XRF delivers reliable and defensible results.\u003c\/p\u003e\n\u003cp data-end=\"3479\" data-start=\"3459\"\u003e\u003cstrong data-end=\"3479\" data-start=\"3459\"\u003eDo Good Science.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRM Number\u003c\/td\u003e\n\u003ctd\u003eERM-EC681m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLow Density Polyethylene (LDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm\u003c\/td\u003e\n\u003ctd\u003ePolymer Granules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eHandheld XRF Verification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eRoHS, WEEE, Consumer Goods\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertified Elements\u003c\/td\u003e\n\u003ctd\u003eAs, Br, Cd, Cl, Cr, Hg, Pb, S, Sb, Sn, Zn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertificate Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTraceability\u003c\/td\u003e\n\u003ctd\u003eEuropean Commission Joint Research Centre (JRC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eERM-EC681m Certified Reference Material\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/ERM-EC681m_certificate_2.pdf?v=1783356878\"\u003eOfficial ERM-EC681m 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\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-section-id=\"1r8frcv\" data-start=\"205\" data-end=\"234\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3 data-section-id=\"xja9c4\" data-start=\"236\" data-end=\"260\"\u003eWhat is ERM-EC681m?\u003c\/h3\u003e\n\u003cp data-start=\"262\" data-end=\"642\"\u003eERM-EC681m is a certified reference material (CRM) produced by the European Commission Joint Research Centre (JRC). It consists of low-density polyethylene (LDPE) granules with certified concentrations of multiple elements commonly evaluated during RoHS and consumer goods compliance testing. It is widely used for quality control, instrument verification, and method validation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1w60naw\" data-start=\"649\" data-end=\"682\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat is ERM-EC681m used for?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"684\" data-end=\"836\"\u003eERM-EC681m is primarily used to verify the performance of handheld XRF analyzers during the analysis of plastics and polymers. It is commonly used for:\u003c\/p\u003e\n\u003cul data-start=\"838\" data-end=\"1008\"\u003e\n\u003cli data-section-id=\"qo4al9\" data-start=\"838\" data-end=\"869\"\u003eDaily instrument verification\u003c\/li\u003e\n\u003cli data-section-id=\"12kbvl\" data-start=\"870\" data-end=\"898\"\u003eLaboratory quality control\u003c\/li\u003e\n\u003cli data-section-id=\"1yab8cc\" data-start=\"899\" data-end=\"918\"\u003eMethod validation\u003c\/li\u003e\n\u003cli data-section-id=\"1djdams\" data-start=\"919\" data-end=\"937\"\u003eAnalyst training\u003c\/li\u003e\n\u003cli data-section-id=\"xlftku\" data-start=\"938\" data-end=\"973\"\u003eMeasurement repeatability studies\u003c\/li\u003e\n\u003cli data-section-id=\"8se6hz\" data-start=\"974\" data-end=\"1008\"\u003ePerformance monitoring over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1ufeelf\" data-start=\"1015\" data-end=\"1077\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhich handheld XRF analyzers are compatible with this CRM?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1079\" data-end=\"1352\"\u003eERM-EC681m is compatible with virtually all handheld XRF analyzers designed for plastics, RoHS, and consumer goods applications, including instruments from Thermo Scientific Niton, Evident Vanta, Olympus Delta, Hitachi, Bruker, SciAps, Viken, and many other manufacturers.\u003c\/p\u003e\n\u003ch3 data-section-id=\"iwsd6q\" data-start=\"1359\" data-end=\"1400\" class=\"PDq2pG_selectionAnchorContainer\"\u003eIs this reference material certified?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1402\" data-end=\"1653\"\u003eYes. ERM-EC681m is a certified reference material (CRM) produced by the European Commission Joint Research Centre (JRC). Each unit includes the official certificate listing the certified values, associated uncertainties, and traceability information.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ae9tsf\" data-start=\"1660\" data-end=\"1692\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat elements are certified?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1694\" data-end=\"1736\"\u003eERM-EC681m includes certified values for:\u003c\/p\u003e\n\u003cul data-start=\"1738\" data-end=\"1893\"\u003e\n\u003cli data-section-id=\"g3pcai\" data-start=\"1738\" data-end=\"1752\"\u003eArsenic (As)\u003c\/li\u003e\n\u003cli data-section-id=\"b5v03t\" data-start=\"1753\" data-end=\"1767\"\u003eBromine (Br)\u003c\/li\u003e\n\u003cli data-section-id=\"2gn02c\" data-start=\"1768\" data-end=\"1782\"\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli data-section-id=\"2fpw3i\" data-start=\"1783\" data-end=\"1798\"\u003eChlorine (Cl)\u003c\/li\u003e\n\u003cli data-section-id=\"ojdo36\" data-start=\"1799\" data-end=\"1814\"\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli data-section-id=\"stv4wx\" data-start=\"1815\" data-end=\"1829\"\u003eMercury (Hg)\u003c\/li\u003e\n\u003cli data-section-id=\"m4nw1j\" data-start=\"1830\" data-end=\"1841\"\u003eLead (Pb)\u003c\/li\u003e\n\u003cli data-section-id=\"1yjgsk1\" data-start=\"1842\" data-end=\"1854\"\u003eSulfur (S)\u003c\/li\u003e\n\u003cli data-section-id=\"mu8can\" data-start=\"1855\" data-end=\"1870\"\u003eAntimony (Sb)\u003c\/li\u003e\n\u003cli data-section-id=\"e7y6hz\" data-start=\"1871\" data-end=\"1881\"\u003eTin (Sn)\u003c\/li\u003e\n\u003cli data-section-id=\"1jzda0z\" data-start=\"1882\" data-end=\"1893\"\u003eZinc (Zn)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1ux2nqm\" data-start=\"1900\" data-end=\"1962\" class=\"PDq2pG_selectionAnchorContainer\"\u003eCan this CRM be used to calibrate a handheld XRF analyzer?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1964\" data-end=\"2303\"\u003eERM-EC681m is intended primarily for instrument verification, quality control, and method validation rather than factory calibration. Most handheld XRF analyzers are calibrated using proprietary manufacturer calibration procedures. This CRM is ideal for confirming that your instrument continues to perform within expected specifications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"hawo66\" data-start=\"2310\" data-end=\"2363\" class=\"PDq2pG_selectionAnchorContainer\"\u003eIs this CRM suitable for RoHS compliance testing?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"2365\" data-end=\"2682\"\u003eYes. ERM-EC681m was specifically developed to support laboratories and manufacturers performing RoHS and WEEE screening of plastic materials. It provides certified concentrations of several elements commonly evaluated during compliance testing and is an excellent quality control material for handheld XRF screening.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1rnd8o6\" data-start=\"2689\" data-end=\"2762\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDoes handheld XRF determine the chemical form of bromine or chromium?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"2764\" data-end=\"3178\"\u003eNo. Handheld XRF measures the total concentration of bromine (Br) and chromium (Cr), but it cannot determine the chemical species or oxidation state. For example, XRF cannot distinguish between restricted and unrestricted brominated compounds, nor can it differentiate hexavalent chromium (Cr(VI)) from trivalent chromium (Cr(III)). Additional laboratory methods are required when chemical speciation is necessary.\u003c\/p\u003e\n\u003ch3 data-section-id=\"7v8\" data-start=\"3185\" data-end=\"3257\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhy is bromine included if RoHS restricts specific flame retardants?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3259\" data-end=\"3563\"\u003eHandheld XRF is a screening technology. Measuring total bromine helps identify materials that may contain brominated flame retardants. Elevated bromine levels often indicate that additional laboratory testing may be appropriate to determine whether restricted compounds such as PBBs or PBDEs are present.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1s873g4\" data-start=\"3570\" data-end=\"3613\" class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat material is ERM-EC681m made from?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3615\" data-end=\"3830\"\u003eERM-EC681m consists of low-density polyethylene (LDPE) granules. The polymer matrix closely resembles many consumer plastic products, making it well suited for verifying handheld XRF performance on polymer samples.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ylywp5\" data-start=\"3837\" data-end=\"3894\" class=\"PDq2pG_selectionAnchorContainer\"\u003eHow often should I verify my handheld XRF with a CRM?\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3896\" data-end=\"4285\"\u003eMany laboratories and quality assurance programs perform a verification at the beginning of each workday, after instrument maintenance, following calibration changes, or whenever measurement accuracy needs to be confirmed. The appropriate verification frequency should be established by your organization's quality management system and applicable regulatory or accreditation requirements.\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":47900924706955,"sku":"AG-CRM-ERM-EC681M-HHXRF","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/ERM-EC681m_ISO.jpg?v=1783357126"},{"product_id":"erm-ec680m-rohs-polymer-certified-reference-material","title":"ERM-EC680m Handheld XRF Certified Reference Material for RoHS \u0026 Consumer Goods Testing","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\u003cp data-start=\"140\" data-end=\"570\" class=\"PDq2pG_selectionAnchorContainer\"\u003eEnsure confidence in your handheld XRF measurements with the ERM-EC680m Handheld XRF Certified Reference Material (CRM). Produced by the European Commission Joint Research Centre (JRC), this certified low-density polyethylene (LDPE) reference material is specifically designed for the verification, quality control, and performance validation of handheld XRF analyzers used for RoHS, WEEE, and consumer goods compliance screening.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"572\" data-end=\"1003\"\u003eERM-EC680m contains certified concentrations of multiple regulated elements commonly evaluated during hazardous substance screening, making it an excellent reference material for laboratories, manufacturers, importers, third-party testing facilities, and handheld XRF operators. As the lower-level companion material to ERM-EC681m, it is well suited for verifying instrument performance near common regulatory screening thresholds.\u003c\/p\u003e\n\u003cp data-start=\"1005\" data-end=\"1183\"\u003eThis CRM is ideal for routine instrument verification, analyst proficiency testing, method validation, calibration verification, and demonstrating ongoing instrument performance.\u003c\/p\u003e\n\u003cp data-start=\"1185\" data-end=\"1386\"\u003eWhether you're screening toys, electronics, plastics, cables, consumer products, or industrial polymers, ERM-EC680m provides a trusted certified standard for maintaining confidence in your XRF results.\u003c\/p\u003e\n\u003ch2 data-section-id=\"mu966k\" data-start=\"1388\" data-end=\"1403\"\u003eApplications\u003c\/h2\u003e\n\u003cul data-start=\"1405\" data-end=\"1807\"\u003e\n\u003cli data-section-id=\"4rz4jj\" data-start=\"1405\" data-end=\"1432\"\u003eRoHS Compliance Screening\u003c\/li\u003e\n\u003cli data-section-id=\"g019yp\" data-start=\"1433\" data-end=\"1458\"\u003eWEEE Compliance Testing\u003c\/li\u003e\n\u003cli data-section-id=\"8g6qk0\" data-start=\"1459\" data-end=\"1483\"\u003eConsumer Goods Testing\u003c\/li\u003e\n\u003cli data-section-id=\"a05ugp\" data-start=\"1484\" data-end=\"1511\"\u003eElectronics Manufacturing\u003c\/li\u003e\n\u003cli data-section-id=\"nwr6a6\" data-start=\"1512\" data-end=\"1544\"\u003ePlastic Component Verification\u003c\/li\u003e\n\u003cli data-section-id=\"79famq\" data-start=\"1545\" data-end=\"1569\"\u003ePolymer Identification\u003c\/li\u003e\n\u003cli data-section-id=\"1elctmv\" data-start=\"1570\" data-end=\"1600\"\u003eQuality Control Laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"fhebln\" data-start=\"1601\" data-end=\"1635\"\u003eThird-Party Testing Laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"7ferx7\" data-start=\"1636\" data-end=\"1666\"\u003eIncoming Material Inspection\u003c\/li\u003e\n\u003cli data-section-id=\"1tohvpa\" data-start=\"1667\" data-end=\"1694\"\u003eFactory Quality Assurance\u003c\/li\u003e\n\u003cli data-section-id=\"15kbbmr\" data-start=\"1695\" data-end=\"1734\"\u003eHandheld XRF Performance Verification\u003c\/li\u003e\n\u003cli data-section-id=\"g6022e\" data-start=\"1735\" data-end=\"1758\"\u003eInstrument Validation\u003c\/li\u003e\n\u003cli data-section-id=\"rer2eu\" data-start=\"1759\" data-end=\"1776\"\u003eDaily QC Checks\u003c\/li\u003e\n\u003cli data-section-id=\"1p8ckgw\" data-start=\"1777\" data-end=\"1807\"\u003eISO 17025 Laboratory Support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"179zhbg\" data-start=\"1809\" data-end=\"1845\"\u003eCompatible Handheld XRF Analyzers\u003c\/h2\u003e\n\u003cp data-start=\"1847\" data-end=\"1957\"\u003eCompatible with virtually all handheld XRF analyzers designed for RoHS and consumer goods analysis, including Niton, Olympus\/Evident, SciAps, Bruker, Hitachi, etc. \u003c\/p\u003e\n\u003ch2 data-section-id=\"v3ujlb\" data-start=\"2141\" data-end=\"2162\"\u003eCertified Elements\u003c\/h2\u003e\n\u003cp data-start=\"2164\" data-end=\"2192\"\u003eERM-EC680m is certified for:\u003c\/p\u003e\n\u003cul data-start=\"2194\" data-end=\"2349\"\u003e\n\u003cli data-section-id=\"g3pcai\" data-start=\"2194\" data-end=\"2208\"\u003eArsenic (As)\u003c\/li\u003e\n\u003cli data-section-id=\"b5v03t\" data-start=\"2209\" data-end=\"2223\"\u003eBromine (Br)\u003c\/li\u003e\n\u003cli data-section-id=\"2gn02c\" data-start=\"2224\" data-end=\"2238\"\u003eCadmium (Cd)\u003c\/li\u003e\n\u003cli data-section-id=\"2fpw3i\" data-start=\"2239\" data-end=\"2254\"\u003eChlorine (Cl)\u003c\/li\u003e\n\u003cli data-section-id=\"ojdo36\" data-start=\"2255\" data-end=\"2270\"\u003eChromium (Cr)\u003c\/li\u003e\n\u003cli data-section-id=\"stv4wx\" data-start=\"2271\" data-end=\"2285\"\u003eMercury (Hg)\u003c\/li\u003e\n\u003cli data-section-id=\"m4nw1j\" data-start=\"2286\" data-end=\"2297\"\u003eLead (Pb)\u003c\/li\u003e\n\u003cli data-section-id=\"1yjgsk1\" data-start=\"2298\" data-end=\"2310\"\u003eSulfur (S)\u003c\/li\u003e\n\u003cli data-section-id=\"mu8can\" data-start=\"2311\" data-end=\"2326\"\u003eAntimony (Sb)\u003c\/li\u003e\n\u003cli data-section-id=\"e7y6hz\" data-start=\"2327\" data-end=\"2337\"\u003eTin (Sn)\u003c\/li\u003e\n\u003cli data-section-id=\"1jzda0z\" data-start=\"2338\" data-end=\"2349\"\u003eZinc (Zn)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1ix3rke\" data-start=\"2351\" data-end=\"2362\"\u003eMaterial\u003c\/h2\u003e\n\u003cul data-start=\"2364\" data-end=\"2538\"\u003e\n\u003cli data-section-id=\"1ykcpg0\" data-start=\"2364\" data-end=\"2397\"\u003eLow Density Polyethylene (LDPE)\u003c\/li\u003e\n\u003cli data-section-id=\"1f3il7s\" data-start=\"2398\" data-end=\"2435\"\u003eGranular polymer reference material\u003c\/li\u003e\n\u003cli data-section-id=\"1k30gs2\" data-start=\"2436\" data-end=\"2472\"\u003eCertified Reference Material (CRM)\u003c\/li\u003e\n\u003cli data-section-id=\"1uovx4g\" data-start=\"2473\" data-end=\"2538\"\u003eProduced by the European Commission Joint Research Centre (JRC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"5rwgr3\" data-start=\"2540\" data-end=\"2555\"\u003eTypical Uses\u003c\/h2\u003e\n\u003cul data-start=\"2557\" data-end=\"2801\"\u003e\n\u003cli data-section-id=\"jhuwpx\" data-start=\"2557\" data-end=\"2600\"\u003eDaily instrument performance verification\u003c\/li\u003e\n\u003cli data-section-id=\"12vaqbf\" data-start=\"2601\" data-end=\"2627\"\u003eCalibration verification\u003c\/li\u003e\n\u003cli data-section-id=\"xlftku\" data-start=\"2628\" data-end=\"2663\"\u003eMeasurement repeatability studies\u003c\/li\u003e\n\u003cli data-section-id=\"1djdams\" data-start=\"2664\" data-end=\"2682\"\u003eAnalyst training\u003c\/li\u003e\n\u003cli data-section-id=\"12kbvl\" data-start=\"2683\" data-end=\"2711\"\u003eLaboratory quality control\u003c\/li\u003e\n\u003cli data-section-id=\"1yab8cc\" data-start=\"2712\" data-end=\"2731\"\u003eMethod validation\u003c\/li\u003e\n\u003cli data-section-id=\"1enxgt\" data-start=\"2732\" data-end=\"2771\"\u003ePreventative maintenance verification\u003c\/li\u003e\n\u003cli data-section-id=\"53p61f\" data-start=\"2772\" data-end=\"2801\"\u003eCustomer acceptance testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1umwube\" data-start=\"2803\" data-end=\"2835\"\u003eWhy Purchase from Alloy Geek?\u003c\/h2\u003e\n\u003cp data-start=\"2837\" data-end=\"3089\"\u003eAt Alloy Geek, we specialize exclusively in handheld XRF technology. Every certified reference material we offer is selected specifically for handheld XRF performance verification and supported by experts who understand real-world instrument operation.\u003c\/p\u003e\n\u003cp data-start=\"3091\" data-end=\"3271\"\u003eWhether you're performing incoming inspections, RoHS compliance screening, or production quality control, we help ensure your handheld XRF delivers reliable and defensible results.\u003c\/p\u003e\n\u003cp data-start=\"3273\" data-end=\"3293\"\u003e\u003cstrong data-start=\"3273\" data-end=\"3293\"\u003eDo Good Science.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"3273\" data-end=\"3293\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRM Number\u003c\/td\u003e\n\u003ctd\u003eERM-EC680m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLow Density Polyethylene (LDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm\u003c\/td\u003e\n\u003ctd\u003ePolymer Granules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eHandheld XRF Verification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eRoHS, WEEE, Consumer Goods\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertified Elements\u003c\/td\u003e\n\u003ctd\u003eAs, Br, Cd, Cl, Cr, Hg, Pb, S, Sb, Sn, Zn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertificate Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTraceability\u003c\/td\u003e\n\u003ctd\u003eEuropean Commission Joint Research Centre (JRC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eERM-EC680m Certified Reference Material\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/ERM-EC680m_certificate_2.pdf?v=1783356878\"\u003eOfficial ERM-EC680m 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\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"3744\" data-start=\"3715\" data-section-id=\"1r8frcv\"\u003eFrequently Asked Questions\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3 data-end=\"3769\" data-start=\"3746\" data-section-id=\"1ohqj1n\"\u003eWhat is ERM-EC680m?\u003c\/h3\u003e\n\u003cp data-end=\"4063\" data-start=\"3771\"\u003eERM-EC680m is a certified low-density polyethylene (LDPE) reference material produced by the European Commission Joint Research Centre (JRC). It is designed for quality control, instrument verification, and method validation of handheld XRF analyzers used for RoHS and consumer goods testing.\u003c\/p\u003e\n\u003ch3 data-end=\"4113\" data-start=\"4065\" data-section-id=\"pmhy69\"\u003eHow is ERM-EC680m different from ERM-EC681m?\u003c\/h3\u003e\n\u003cp data-end=\"4386\" data-start=\"4115\"\u003eERM-EC680m is the lower-level companion material to ERM-EC681m. It contains lower certified concentrations of the target elements, making it particularly useful for verifying handheld XRF performance near regulatory screening limits and evaluating instrument sensitivity.\u003c\/p\u003e\n\u003ch3 data-end=\"4444\" data-start=\"4388\" data-section-id=\"1q6dmqd\"\u003eCan I use ERM-EC680m with any handheld XRF analyzer?\u003c\/h3\u003e\n\u003cp data-end=\"4685\" data-start=\"4446\"\u003eYes. ERM-EC680m is compatible with most handheld XRF analyzers designed for plastics, RoHS, and consumer goods applications, including models from Thermo Scientific, Evident, Olympus, Hitachi, Bruker, SciAps, and other major manufacturers.\u003c\/p\u003e\n\u003ch3 data-end=\"4750\" data-start=\"4687\" data-section-id=\"up4d42\"\u003eIs this material suitable for daily quality control checks?\u003c\/h3\u003e\n\u003cp data-end=\"4932\" data-start=\"4752\"\u003eAbsolutely. Many laboratories and manufacturers use ERM-EC680m as part of their daily quality control procedures to verify instrument performance before testing production samples.\u003c\/p\u003e\n\u003ch3 data-end=\"5027\" data-start=\"4934\" data-section-id=\"1r1hcry\"\u003eDoes handheld XRF identify restricted brominated flame retardants or hexavalent chromium?\u003c\/h3\u003e\n\u003cp data-end=\"5328\" data-start=\"5029\"\u003eNo. Handheld XRF measures total elemental bromine and total chromium. It cannot distinguish between different brominated compounds or determine whether chromium is present as Cr(III) or Cr(VI). When chemical speciation is required for regulatory purposes, additional laboratory testing is necessary.\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":47900977528971,"sku":"AG-CRM-ERM-EC680M-HHXRF","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/ERM-EC680mISO.jpg?v=1783357437"}],"url":"https:\/\/alloygeek.com\/collections\/rohs-reference-materials.oembed","provider":"Alloy Geek","version":"1.0","type":"link"}