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| International Standard Category: Other non-ferrous metals and their alloys |
YS/T 569.9-2015 Methods for chemical analysis of thallium―Part 9:Determination of silicon content―Isoamyl alcohol extraction silicon molybdenum blue spectrophotometry
铊化学分析方法 第9部分:硅量的测定 硅钼蓝异戊醇萃取分光光度法 ;
| Category No.: | 77.120.99 | Valid Status: | valid |
| Issued Organization: | MIIT | Issued Date: | 2015-04-30 |
| Implemented Date: | 2015-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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