YS/T 461.5-2003The methods for chemical analysis of lead and zinc bulk concentrates-The determination of silicon dioxide content-The molybdenum blue spectrophotometric method (English PDF)
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
YS/T 461.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| 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 | Valid |
| YS/T 461.5-2003 | The methods for chemical analysis of lead and zinc bulk concentrates-The determination of silicon dioxide content-The molybdenum blue spectrophotometric method | Obsolete |
YS/T 461.5-2003 is obsolete. It has been replaced by YS/T 461.5-2013. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Industry and Information Technology of the People's Republic of China
Level / Type
National · Recommended
Issue date
December 29, 2003
Implementation date
May 1, 2004
Scope
YS/T 461.5-2003 is the English-translated version of 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.
YS/T 461.5-2003 is the Chinese industry standard "The methods for chemical analysis of lead and zinc bulk concentrates-The determination of silicon dioxide content-The molybdenum blue spectrophotometric method".
It was issued on December 29, 2003 by the Ministry of Industry and Information Technology of the People's Republic of China, and took effect on May 1, 2004. It is obsolete: it has been replaced by YS/T 461.5-2013.
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Document preview — YS/T 461.5-2003
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Document data
1 Document data
Sector: National Recommended (industry standard).
Issuing body: Ministry of Industry and Information Technology of the People's Republic of China.
Date of issue: 2003-12-29.
Date of implementation: 2004-05-01.
Status: obsolete, replaced by YS/T 461.5-2013.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
YS/T 461.6-2024 — Chemical analysis method for mixed lead-zinc concentrate - Part 6: Determination of mercury content - Atomic Fluorescence Spectrometry and Solid Sampling Direct Method
YS/T 461.4-2003 — The methods for chemical analysis of lead and zinc mixed concentrates-The determination of arsenic content-The iodimetric method
YS/T 461.6-2013 — Methods for chemical analysis of lead and zinc bulk concentrates. Part 6: The determination of mercury content. Atomic fluorescence spectrometry
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YS/T 461.5-2003
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