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| International Standard Category: Cadmium, cobalt and their alloys |
GB/T 11067.7-1989 Silver-Determination of copper, bismuth, iron, lead, gold and antimony contents-Emission spectrometric method
银化学分析方法 发射光谱法测定铜、铋、铁、铅、金和锑量 ;
| Category No.: | 77.120.70 | Valid Status: | superseded |
| Issued Organization: | CSBTS | Issued Date: | 1989-03-31 |
| Implemented Date: | 1990-2-1 | Abolished Date: | 2007-02-01 |
| Superseded Standard.: | GB/T 11067.6-2006 Methods for chemical analysis of silver - Determination of iron contents - Flame atomic absorption spectrometric method GB/T 11067.5-2006 Methods for chemical analysis of silver - Determination of lead and bismuth contents - Flame atomic absorption spectrometric method GB/T 11067.2-2006 Methods for chemical analysis of silver - Determination of copper contents - Flame atomic absorption spectrometric method |
Superseded Date: | 2007-2-1 |
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