GB/T 4135
GB/T 4135 (Silver ingots)· GB (China) · 3 materials
| Designation | Material group | |
|---|---|---|
| IC-Ag99.90 | Precious metals and alloys (Ag, Au, Pt, Pd) | chevron_right |
| IC-Ag99.95 | Precious metals and alloys (Ag, Au, Pt, Pd) | chevron_right |
| IC-Ag99.99 | Precious metals and alloys (Ag, Au, Pt, Pd) | chevron_right |