New reference materials
Registry number | Name | Code of the CRM | Code of CRM unit | CRM form | Element – certified value, mass fraction, % | Expire date, year | Certificate of analysis |
GSO 12903-2025 | CRM of gold | Au4аK4 | rolled plate | Al-0,0052; Fe-0,0097; Ca-0,0067; Si-0,0072; Mg-0,0101; Mn-0,0097; Cu-0,0509; As-0,0091; Ni-0,0117; Sn-0,0098; Pt-0,0112; Rh-0,0132; Pb-0,0295; Se-0,0051; Ag-0,00283; Sb-0,0152; Te-0,0048; Ti-0,0059; Cr-0,0124; Zn-0,0101 | 2095 | Certificate of analysis (RU) | |
GSO 12904-2025 | CRM of fine gold | Au4аK5 | rolled plate | Al-0,00075; Bi-0,00329; Fe-0,0029; Ca-0,00082; Si-0,0027; Mg-0,00110; Mn-0,00099; Cu-0,00513; As-0,0029; Ni-0,00296; Sn-0,00264; Pd-0,00310; Pt-0,00281; Rh-0,0046; Pb-0,00289; Se-0,00109; Ag-0,00533; Sb-0,00302; Te-0,00095; Ti-0,00099; Cr-0,00103; Zn-0,00178 | 2095 | Certificate of analysis (RU) | |
SOP 0422-2025 | CRM of cooper | MDM-4 | chips | Au – 0.0104; Pd – 0.00580; Pt – 0.0057; Ag – 0.502 | 2044 | Certificate of analysis |
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Category | Product | Required information | Order quantity |
Measurement standards | Reference materials | 1. Alloy, contents of major alloy components; | Required quantity, unit of measurement |