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| International Standard Category: Testing of metals in general |
GB/T 7999-2007 Optical emission spectrometric analysis method of aluminum and aluminum alloys
铝及铝合金光电直读发射光谱分析方法;
| Category No.: | 77.040.01 | Valid Status: | superseded |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2007-7-11 |
| Implemented Date: | 2007-11-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 7999-2015 Optical emission spectrometric analysis method of aluminum and aluminum alloys |
Superseded Date: | 2016-4-1 |
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