GB/T 13748.8-1992Magnesium and its alloys--Determination of copper content-2, 9-dimethyl-1, 10-phenanthroline spectrophotometric method (English PDF)
镁及镁合金化学分析方法 2,9-二甲基-1,10- 二氮杂菲分光光度法测定铜量
GB/T 13748.8 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 13748.8-2026 | Methods for chemical analysis of magnesium and magnesium alloys - Part 8: Determination of rare earth content | Valid |
| GB/T 13748.8-2013 | Chemical analysis methods of magnesium and magnesium alloys - Part 8: Determination of rare earth content - Gravimetric method | Valid |
| GB/T 13748.8-2005 | Chemical analysis methods of magnesium and magnesium alloy - Determination of rare earth content - Gravimetric method | Obsolete |
| GB/T 13748.8-1992 | Magnesium and its alloys--Determination of copper content-2, 9-dimethyl-1, 10-phenanthroline spectrophotometric method | Obsolete |
GB/T 13748.8-1992 is obsolete. It has been replaced by GB/T 13748.8-2005. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
November 5, 1992
Implementation date
June 1, 1993
Scope
GB/T 13748.8-1992 is the English-translated version of 镁及镁合金化学分析方法 2,9-二甲基-1,10- 二氮杂菲分光光度法测定铜量.
GB/T 13748.8-1992 is the Chinese national standard "Magnesium and its alloys--Determination of copper content-2, 9-dimethyl-1, 10-phenanthroline spectrophotometric method".
It was issued on November 5, 1992 by the State Bureau of Technical Supervision, and took effect on June 1, 1993. It is obsolete: it has been replaced by GB/T 13748.8-2005.
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Document preview — GB/T 13748.8-1992
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1992-11-05.
Date of implementation: 1993-06-01.
Status: obsolete, replaced by GB/T 13748.8-2005.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 13748.9-2026 — Methods for chemical analysis of magnesium and magnesium alloys - Part 9: Determination of iron and silicon content - Spectrophotometry
GB/T 13748.7-1992 — Magnesium and its alloys--Determination of beryllium content--Solochrome cyanine R Spectrophotometric method
GB/T 13748.9-2013 — Methods for chemical analysis of magnesium and magnesium alloys - Part 9: Determination of iron and silicon content - Spectrophotometric method
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GB/T 13748.8-1992
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