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Chinese National Standard Category: Heavy metals and their alloys |
English Title: | Aluminium and aluminium alloys-Determination of copper content-Potassium periodate spectrophotometric method |
Chinese Title: | 铝及铝合金化学分析方法 高碘酸钾分光光度法测定锰量 |
Standard No.: | GB/T 6987.7-2001 |
Category No.: | H62 |
Issued by: | General Administration of Quality Supervision, Inspection and Quarantine of PRC |
Issued on: | 2001-07-01 |
Implemented on: | 2001-1-2 |
Status: | superseded |
Superseded by: | GB/T 20975.7-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 7:Determination of manganese content Potassium periodate spectrophotometric method |
Superseded on: | 2008-9-1 |
Abolished on: | |
Superseding: | GB/T 6987.7-1986 |
Word Count: | 2000 words |
Similar Standards: | GB/T 6987.24-2001 GB/T 6987.3-2001 GB/T 3253.5-2001 T/ZZB 034-2015 GB/T 3253.2-2001 GB/T 6987.14-2001 GB/T 6987.2-2001 GB/T 6987.8-2001 GB/T 6987.30-2001 GB/T 6987.16-2001 GB/T 6987.12-2001 T/ZZB 0142-2016 GB 2965-1987 GB/T 5234-1985 GB/T 3253.1-2001 YS/T 583-2016 GB/T 469-2023 GB/T 27683-2023 GB/T 5246-2023 GB/T 3114-2023 |
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