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| International Standard Category: Welding consumables |
GB/T 10574.7-2017 Methods for chemical analysis of tin-lead solders―Part 7:Determination of silver content―Flame atomic absorption spectrometry and potassium thiocyanate potentiometric titra
锡铅焊料化学分析方法 第7部分：银量的测定 火焰原子吸收光谱法和硫氰酸钾电位滴定法 ;
| Category No.: | 25.160.20 | Valid Status: | valid |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2017-10-14 |
| Implemented Date: | 2018-5-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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