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| International Standard Category: Cadmium, cobalt and their alloys |
GB 4135-1994 Silver ingots
银锭 ;
| Category No.: | 77.120.70 | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1994-02-20 | |
| Implemented Date: | 1994-12-1 | Abolished Date: | 2003-04-01 |
| Superseded Standard.: | GB/T 4135-2002 Silver |
Superseded Date: | 2003-4-1 |
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