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| Latest Standard |
YS/T 540.2-2018 Methods for chemical analysis of vanadium-Patr 2:Determination of chromium content-Diphenylcarbazide spectrophtometry
钒化学分析方法 第2部分：铬量的测定 二苯基碳酰二肼分光光度法
| Category No.: | YS | Valid Status: | valid |
| Issued Organization: | Ministry of Industry and Information Technology | Issued Date: | 2018-10-22 |
| Implemented Date: | 2019-4-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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