YS/T 520.7-2006Methods for chemical analysis of gallium. The molybdenum blue photometric method for the determination of silicon content (English PDF)
镓化学分析方法 钼蓝光度法测定硅量
YS/T 520.7 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| YS/T 520.7-2007 | Chemical analysis of gallium Part 7 Determination of silicon content The extraction-molybdenum blue spectrophotometric method | Valid |
| YS/T 520.7-2006 | Methods for chemical analysis of gallium. The molybdenum blue photometric method for the determination of silicon content | Obsolete |
YS/T 520.7-2006 is obsolete. It has been replaced by YS/T 520.7-2007. This page sells the obsolete edition, for projects and contracts that still cite it.
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Level / Type
National · Recommended
Issue date
July 27, 2006
Implementation date
October 11, 2006
Scope
YS/T 520.7-2006 is the English-translated version of 镓化学分析方法 钼蓝光度法测定硅量.
YS/T 520.7-2006 is the Chinese industry standard "Methods for chemical analysis of gallium. The molybdenum blue photometric method for the determination of silicon content".
It was issued on July 27, 2006, and took effect on October 11, 2006. It is obsolete: it has been replaced by YS/T 520.7-2007.
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Document preview — YS/T 520.7-2006
Contents
- Document data
1 Document data
Sector: National Recommended (industry standard).
Date of issue: 2006-07-27.
Date of implementation: 2006-10-11.
Status: obsolete, replaced by YS/T 520.7-2007.
......
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 520.8-2007 — Chemical analysis of gallium. Part 8: Determination of indium content. The ethyl violet spectrophotometric method
YS/T 520.6-2006 — Methods for chemical analysis of gallium. The salicylfluorone cetylrimethylammonium bromide photometric method for the determination of tin content
YS/T 520.8-2006 — Methods for chemical analysis of gallium. The ethyl violet photometric method for the determination of indium content
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YS/T 520.7-2006
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