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| Chinese National Standard Category: Light metal ore |
| English Title: | Determination of copper content in tin concentrates;Biscyclohexanone oxalyl-dihydrazone photometric method |
| Chinese Title: | 锡精矿中铜量的测定(双环己酮乙二酰二腙吸光光度法) |
| Standard No.: | GB/T 1822-1979 |
| Category No.: | D41 |
| Issued by: | chinania |
| Issued on: | 1979-01-02 |
| Implemented on: | 1980-9-1 |
| Status: | superseded |
| Superseded by: | GB/T 1819.14-2006 Methods for chemical analysis of tin concentrates―Determination of copper content―Flame atomic absorption spectrometric method |
| Superseded on: | 2007-2-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 1500 words |
| Similar Standards: | T/CAOE 28-2021 GB/T 1819.10-2017 GB/T 1819.12-2017 GB/T 1819.8-2017 GB/T 1819.13-2017 GB/T 1819.9-2017 GB/T 1819.17-2017 GB/T 1819.15-2017 GB/T 1819.16-2017 GB/T 8152.3-2006 GB/T 8152.5-2006 GB/T 1819.14-2006 GB/T 8152.7-2006 GB/T 8152.9-2006 GB/T 8152.4-2006 GB/T 8152.1-2006 GB/T 1819.6-2004 GB/T 1819.13-2004 GB/T 1819.9-2004 GB/T 1819.2-2004 |
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