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| International Standard Category: Copper and copper alloys |
YS/T 990.8-2014 Methods for chemical analysis of copper matte—Part 8：Determination of arsenic content—Hydride generation-atomic fluorescence spectrometry、silver diethyldithiocarbamate spectrophotometry and potassium bromate titrimetry
冰铜化学分析方法 第8部分：砷量的测定 氢化物发生-原子荧光光谱法、二乙基二代氨基甲酸银分光光度法和溴酸钾滴定法 ;
| Category No.: | 77.120.30 | Valid Status: | valid |
| Issued Organization: | MIIT | Issued Date: | 2014-10-14 |
| Implemented Date: | 2015-4-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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