{"product_id":"nist-srm-889-cemented-carbide-certified-reference-material","title":"NIST SRM 889 Cemented Carbide (W75-Co9-Ta5-Ti4) Certified Reference Material","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\u003e\u003cem\u003e\u003cstrong\u003eTungsten Carbide Reference Standard | Certified Cobalt, Tantalum \u0026amp; Titanium | XRF Sample Cup or Bulk Powder\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNIST SRM 889 is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecemented carbide certified reference material (CRM)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed for chemical composition verification, instrument performance monitoring, and quality control of tungsten carbide alloys containing cobalt, tantalum, and titanium.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing certified concentrations of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e9.50% cobalt (Co), 4.60% tantalum (Ta), and 4.03% titanium (Ti)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this material provides a reliable analytical benchmark for laboratories, carbide manufacturers, metal recyclers, and industrial quality control departments analyzing specialized tungsten carbide alloys.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlloy Geek offers NIST SRM 889 in two configurations: a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eprepared XRF sample cup\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for convenient X-ray fluorescence testing or a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 g bulk powder jar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for laboratories requiring additional material for sample preparation and chemical analysis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're verifying elemental measurements with a handheld XRF analyzer, evaluating analytical performance with a benchtop XRF system, or developing laboratory quality control procedures, SRM 889 provides certified concentrations for three important constituents in a tungsten-rich cemented carbide matrix.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAvailable Sample Configurations\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePrepared XRF Sample Cup\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for convenient testing with compatible handheld and benchtop XRF analyzers, this option contains NIST SRM 889 powder prepared in an XRF sample cup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePrepared for routine XRF verification and analytical quality control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCertified concentrations for cobalt, tantalum, and titanium\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConvenient for monitoring measurement repeatability and instrument performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduces routine handling of loose carbide powder\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for carbide recycling, manufacturing, and laboratory applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePractical for routine instrument verification checks\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe prepared XRF sample cup is particularly useful for facilities analyzing tungsten carbide cutting tools, industrial inserts, hardmetal scrap, and specialty cemented carbide materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e100 g Bulk Powder Jar\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor laboratories requiring larger quantities or specialized sample preparation, SRM 889 is also available as a 100 g bulk powder jar.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFine cemented carbide powder\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for preparing multiple XRF specimens\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports laboratory sample preparation procedures\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUseful for chemical analysis and analytical method development\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for repeated testing and quality assurance programs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProvides flexibility for laboratory-specific analytical methods\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eSelect your preferred configuration before adding the product to your cart.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCertified Chemical Composition\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNIST SRM 889 is a tungsten carbide-based reference material containing cobalt as a metallic binder constituent, along with tantalum and titanium associated with specialized carbide compositions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe material is designated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eW75-Co9-Ta5-Ti4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, reflecting its nominal tungsten, cobalt, tantalum, and titanium composition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe following values are documented in the NIST Certificate of Analysis.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eElement\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eCertified Concentration (% by Weight)\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eEstimated Uncertainty\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCobalt (Co)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9.50%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.15 percentage points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTantalum (Ta)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.60%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.15 percentage points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTitanium (Ti)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.03%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.10 percentage points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAdditional Non-Certified Composition Information\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eElement\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eConcentration (% by Weight)\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCarbon (C)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.0%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMolybdenum (Mo)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;0.05%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNickel (Ni)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;0.05%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIron (Fe)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;0.05%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNiobium (Nb)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;0.05%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cobalt, tantalum, and titanium are the certified elements in SRM 889. Other reported concentrations are provided for informational purposes only and should not be treated as certified values. Tungsten is the principal matrix constituent but does not have a separately certified concentration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor complete certification information and measurement uncertainties, refer to the official NIST Certificate of Analysis.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eXRF Verification for Tungsten Carbide Alloys\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eReliable elemental analysis is essential when testing cemented carbide materials used in industrial cutting tools, machining inserts, drilling components, and wear-resistant applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe cobalt content influences the binder characteristics of cemented carbide materials, while tantalum- and titanium-containing carbide phases are commonly associated with specialized hardmetal formulations designed for demanding industrial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSRM 889 provides certified elemental concentrations for all three constituents, making it especially useful for verifying XRF measurement performance in complex tungsten carbide matrices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCommon XRF Applications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eVerify cobalt measurements in cemented carbide alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify tantalum concentrations in specialty tungsten carbide materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify titanium measurements in carbide cutting-tool grades\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMonitor handheld and benchtop XRF analyzer performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEvaluate analytical repeatability and measurement consistency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport quality control procedures in carbide manufacturing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck instrument performance before analyzing production samples\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompare analytical measurements across compatible XRF instruments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport method verification and routine laboratory quality assurance\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWith three certified elements, SRM 889 offers broader elemental verification capabilities than cemented carbide reference materials containing only certified cobalt.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eApplications in Tungsten Carbide Recycling\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eTungsten carbide recycling operations frequently process mixed materials containing different cobalt binder concentrations and additional carbide-forming elements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIdentifying these compositional differences can be important for material classification, scrap segregation, and recycling process control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSRM 889 is particularly relevant to XRF testing programs involving:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTungsten Carbide Cutting Inserts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCobalt-Bonded Cemented Carbide\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTitanium-Containing Carbide Grades\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTantalum-Containing Carbide Alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMixed Tungsten Carbide Scrap\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial Cutting Tools and Machining Inserts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardmetal Manufacturing Materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWear-Resistant Components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarbide Recycling and Material Recovery\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFacilities processing diverse carbide grades can use SRM 889 to periodically evaluate their analyzers' measurements of cobalt, tantalum, and titanium before making material identification or sorting decisions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLaboratory Analysis and Quality Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eIn addition to routine XRF testing, the bulk powder configuration supports laboratories performing chemical and instrumental analysis of cemented carbide materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePotential applications include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAnalytical Method Development\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLaboratory Quality Assurance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstrument Performance Verification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInterlaboratory Measurement Comparisons\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSample Preparation Procedure Evaluation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChemical Analysis of Tungsten Carbide Materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerification of Cobalt, Tantalum, and Titanium Concentrations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eBulk powder can be prepared using appropriate laboratory procedures, including pressed-powder techniques, fusion, or chemical digestion where suitable for the analytical method.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe certified elemental concentrations provide useful reference points when assessing analytical results in tungsten carbide-based materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMaterial Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReference Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNIST SRM 889\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaterial Description\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCemented Carbide\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaterial Designation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW75-Co9-Ta5-Ti4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMatrix\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTungsten Carbide-Based Cemented Carbide\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhysical Form\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFine Powder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNominal Particle Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150 µm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCertified Elements\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCobalt (Co), Tantalum (Ta), Titanium (Ti)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCertified Cobalt Concentration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9.50%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCertified Tantalum Concentration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.60%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCertified Titanium Concentration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.03%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInformational Carbon Concentration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.0%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable Configurations\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePrepared XRF Sample Cup \/ 100 g Bulk Powder Jar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePrimary Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eXRF Verification and Analytical Quality Control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReference Documentation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST_SRM_889_Cemented_Carbide_W75-Co9-Ta5-Ti-4.pdf?v=1792167831\"\u003e\u003cspan\u003eNIST Certificate of Analysis\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eCertificate of Analysis\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/NIST_SRM_889_Cemented_Carbide_W75-Co9-Ta5-Ti-4.pdf?v=1792167831\"\u003eNIST SRM 889 is supported by a Certificate of Analysis\u003c\/a\u003e issued by the National Institute of Standards and Technology (NIST).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe certification was developed through a cooperative program involving NIST and the American Society for Testing and Materials (ASTM).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCertified Elements:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCobalt (Co): 9.50% ± 0.15 percentage points\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTantalum (Ta): 4.60% ± 0.15 percentage points\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTitanium (Ti): 4.03% ± 0.10 percentage points\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCertificate Date:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e September 5, 1988\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe NIST certificate documents the certified elemental concentrations, estimated uncertainties, and additional non-certified composition information.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant XRF Testing Considerations\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eSRM 889 is a powdered reference material rather than a solid metal calibration block. XRF results can be influenced by sample preparation, particle size, sample thickness, X-ray film, instrument calibration, and measurement geometry.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe prepared XRF sample cup should be tested using a compatible measurement method and consistent analytical conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe certified concentrations apply to the reference material itself. Preparation in an XRF sample cup does not constitute separate NIST certification of the assembled sample cup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor analytical quality control, compare results against the certified values while considering instrument uncertainty, sample preparation effects, and method performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCarbon cannot be directly measured by conventional handheld XRF analyzers.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The informational carbon concentration may be relevant to laboratories performing other analytical techniques.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Buy Your XRF Reference Materials from Alloy Geek?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAlloy Geek specializes in handheld XRF analyzers, certified reference materials, instrument accessories, and analytical testing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur prepared XRF reference materials offer a convenient solution for customers who need certified elemental composition standards for routine analyzer verification without the additional work of preparing loose powder specimens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're analyzing carbide scrap with a handheld XRF analyzer, verifying cutting-tool materials, or performing laboratory quality control with a benchtop system, Alloy Geek provides reference materials selected for practical industrial analytical applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChoose the prepared XRF sample cup for convenient routine testing or the bulk powder jar for flexible laboratory sample preparation.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOrder NIST SRM 889 today to support reliable cobalt, tantalum, and titanium measurements in tungsten carbide analysis.\u003c\/span\u003e\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":"NIST","offers":[{"title":"X-Ray Fluorescence (XRF) \/ 32mm Sample Cup Prepared for XRF Analysis","offer_id":50780000649355,"sku":"AG-NIST-888-CRM-XRF","price":295.0,"currency_code":"USD","in_stock":true},{"title":"X-Ray Fluorescence (XRF) \/ 100g Bulk Jar","offer_id":50780000682123,"sku":"AG-NIST-888-CRM-100G","price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/2671\/0411\/files\/Handheld_XRF_Sample_OREAS_990c_ISO.jpg?v=1770988061","url":"https:\/\/alloygeek.com\/products\/nist-srm-889-cemented-carbide-certified-reference-material","provider":"Alloy Geek","version":"1.0","type":"link"}