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Chinese National Standard Category: Heavy metals and their alloys analysis method |
English Title: | The methods for chemical analysis of lead and zine bulk concentrates - The determination of silicon dioxide content - The molybodenum blue spectrophotometric method |
Chinese Title: | 混合铅锌精矿化学分析方法 二氧化硅量的测定 钼蓝分光光度法 |
Standard No.: | YS/T 461.5-2003 |
Category No.: | H13 |
Issued by: | MIIT |
Issued on: | 2003-12-29 |
Implemented on: | 2004-5-1 |
Status: | superseded |
Superseded by: | YS/T 461.5-2013 Methods for Chemical Analysis of Lead and Zinc Bulk Concentrates - Part 5: The Determination of Silicon Dioxide Content - The Molybdenum Blue Spectrophotometric Method |
Superseded on: | 2014-3-1 |
Abolished on: | |
Superseding: | |
Word Count: | 2000 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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