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| International Standard Category: Copper and copper alloys |
YS/T 631-2007 Methods for analysis of zinc-the optical emission spectrometry
锌分析方法 光电发射光谱法 ;
| Category No.: | 77.120.30 | Valid Status: | valid |
| Issued Organization: | NDRC | Issued Date: | 2007-4-13 |
| Implemented Date: | 2007-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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