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| International Standard Category: Other non-ferrous metals and their alloys |
GB/T 13747.2-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 2：Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry
锆及锆合金化学分析方法 第2部分：铁量的测定 1,10-二氮杂菲分光光度法和电感耦合等离子体原子发射光谱法;
| Category No.: | 77.120.99 | Valid Status: | to be valid |
| Issued Organization: | SAMR and SAMR | Issued Date: | 2019-12-31 |
| Implemented Date: | 2020-11-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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