GSO 11535/11540-2020. A set of standard samples of the composition of refined silver
Product description
Form of manufacture: GSO in the form of disks are packed in plastic bags. GSO in the form of chips are packaged in plastic jars with screw-down lids weighing at least 10 g. Shelf life: 50 years. Metrological characteristics of a disk with a diameter of 34±1 mm and a height of 5±0.5mm; chips with a size of not more than 1 mm. Certified Values (%) Element Number GSO included 11535-2020 (CpA1) 11536-2020 (CpA2) 11537-2020 (CpA3) 11538-2 (CpA4 Aluminum — 0.00013 0.0007 0.000 Arsenic 0.00015 0.0113 0.0027 0.001 Gold 0.037 0.0008 0.0012 0.003 Bismuth 0.00010 0.00034 0.0009 0.001 Calcium — — — — Cadmium 0.00010 0.00058 0.0019 0.001 Cobalt 0.00002 0.0007 0.004 0.001 Chrome 0.00011 0.0003 0.0019 0.001 Copper 0.00058 0.033 0.0019 0.004 Iron 0.0002 0.008 0.0012 0.003 Indium 0.0003 0.0006 0.0009 0.001 Magnesium 0.0002 0.0011 0.0017 0.006 Manganese 0.00008 0.00032 0.0020 0.004 Nickel 0.00009 0.0006 0.0024 0.002 Lead 0.00013 0.0023 0.007 0.004 Palladium 0.00011 0.052 0.0060 0.004 Platinum 0.0005 0.033 0.0023 0.004 Rhodium 0.00005 0.0004 0.0019 0.000 Antimony — 0.0005 0.0016 0.002 Selenium 0.00017 0.0004 0.0015 0.003 Silicon 0.0003 — 0.005 0.000 Tin 0.00010 0.00043 0.0009 0.003 Tellurium 0.0004 0.0010 0.0018 0.007 Zinc — 0.0008 0.0011 0.003
Detailed description
GSO 11535/11540-2020. A set of standard samples of the composition of refined silver
Specifications
- gost
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