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Chinese National Standard Category: Heavy metals and their alloys analysis method

English Title: Methods for chemical analysis of blister copper - Part 2: Determination of gold and silver contents - Fire assay method
Chinese Title: 粗铜化学分析方法 第2部分:金和银量的测定 火试金法
Standard No.: YS/T 521.2-2009
Category No.: H13
Issued by: MIIT
Issued on: 2009-12-4
Implemented on: 2010-6-1
Status: superseded
Superseded by:YS/T 521.2-2019
Superseded on:2020-1-1
Abolished on:
Superseding:YS/T 521.3-2006原GB/T
Word Count:5000 words
Similar Standards: YS/T 1157.4-2016   GB 8550.4-1987   GB 5121.9-1985   T/CIQA 8-2020   GB 8550.17-1987   GB 8002.5-1987   GB 8550.15-1987   GB 5121.8-1985   GB 6520.8-1986   GB 8550.1-1987   GB/T 8220.6-1998   GB 5121.7-1985   GB/T 8220.7-1998   GB 8002.4-1987   GB 5121.3-1985   YS/T 483-2005   GB 8550.13-1987   GB/T 5122.2-1985   GB 8550.19-1987   GB 8550.14-1987  
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