Silver SRA-2
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | СрА-2 |
| Designation GOST Latin | CpA-2 |
| Transliteration | SrA-2 |
| The chemical elements | AgAl-2 |
Description
Silver SRA-2 is used: for the manufacture of small bars of silver, intended for commercial and other purposes.
Note
The silver refined.
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | GOST 28595-90, TU 117-1-707-94 |
Chemical composition
| Standard | Fe | Sb | Pb | Bi | Ag | Te | Au |
|---|---|---|---|---|---|---|---|
| GOST 28595-90 | ≤0.002 | ≤0.002 | ≤0.003 | ≤0.002 | ≥99.98 | ≤0.004 | ≤0.0006 |
Ag is the basis.
According to GOST 28595-90 the total content of platinum and palladium is ≤ 0.0010%. Mass fractions of zinc, rhodium and copper impurities are not normalized, but are determined. The sum of all detectable impurities is ≤ 0.020%.
According to GOST 28595-90 the total content of platinum and palladium is ≤ 0.0010%. Mass fractions of zinc, rhodium and copper impurities are not normalized, but are determined. The sum of all detectable impurities is ≤ 0.020%.
