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Chinese National Standard Category: Light metals and their alloys analysis method |
English Title: | Methods for chemical analysis of aluminium and aluminium alloys - Part 18:Determination of chromium content |
Chinese Title: | 铝及铝合金化学分析方法 第18部分:铬含量的测定 |
Standard No.: | GB/T 20975.18-2008 |
Category No.: | H12 |
Issued by: | AQSIQ; SAC |
Issued on: | 2008-3-31 |
Implemented on: | 2008-9-1 |
Status: | superseded |
Superseded by: | GB/T 20975.18-2020 |
Superseded on: | 2021-4-1 |
Abolished on: | |
Superseding: | GB/T 6987.30-2001 铝及铝合金化学分析方法 萃取分离-二苯基碳酰二肼分光光度法测定铬量 |
Word Count: | 6000 words |
Similar Standards: | GB/T 6610.4-2003 GB/T 1198-1975 GB/T 6609.1-2004 YS/T 534.5-2006 GB/T 6610.2-2003 GB/T 6609.15-1986 YS/T 534.3-2006 GB/T 6610.3-2003 GB/T 6610.1-2003 GB/T 6609.14-1986 GB/T 6987.1-2001 GB/T 6609.30-2022 GB/T 6609.2-2022 GB/T 40342-2021 GB/T 20975.8-2020 GB/T 20975.20-2020 GB/T 20975.34-2020 GB/T 20975.15-2020 GB/T 20975.33-2020 GB/T 20975.13-2020 |
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