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| International Standard Category: Other non-ferrous metals and their alloys |
GB/T 6150.2-2008 Methods for chemical analysis of tungsten concentrates—Determination of tin content—The potassium iodate volumetry and hydrogenate atomic absorption spectrometry
钨精矿化学分析方法 锡量的测定 碘酸钾容量法和氢化物原子吸收光谱法 ;
| Category No.: | 77.120.99 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2008-06-17 |
| Implemented Date: | 2008-12-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 6150.2-2022 |
Superseded Date: | 2023-2-1 |
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