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| Chinese National Standard Category: Rare refractory metals and their compounds |
| English Title: | Methods for chemical analysis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry |
| Chinese Title: | 钨化学分析方法 第6部分：铁量的测定 邻二氮杂菲分光光度法 |
| Standard No.: | GB/T 4324.6-2012 |
| Category No.: | H63 |
| Issued by: | AQSIQ;SAC |
| Issued on: | 2012-12-31 |
| Implemented on: | 2013-10-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 4324.6-1984 Methods for chemical analysis of tungsten - The ortho-phenanthroline photometric method for the determination of iron content |
| Word Count: | 4000 words |
| Similar Standards: | GB/T 44327-2024 GB/T 3463-1982 GB 3457-1982 GB 6896-1986 GB/T 43301-2023 GB/T 43095-2023 GB/T 23271-2023 GB/T 26038-2023 GB/T 3459-2022 GB/T 41875-2022 GB/T 40374-2021 YS/T 39-2020 GB/T 37204-2018 GB/T 4324.4-2012 GB/T 4324.14-2012 GB/T 24482-2009 GB/T 4325.3-2013 GB/T 4324.6-2012 YS/T 427-2012 GB/T 4324.5-2012 |
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