GB/T 14353.14-1993Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of germanium content. Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction (English PDF)
铜矿石、铅矿石和锌矿石化学分析方法 四氯化碳萃取分离 溴化十六烷基三甲胺-苯芴酮光度法测定锗量
GB/T 14353.14 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 14353.14-2014 | Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 14: Determination of germanium content | Valid |
| GB/T 14353.14-1993 | Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of germanium content. Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction | Obsolete |
GB/T 14353.14-1993 is obsolete. It has been replaced by GB/T 14353.14-2014. 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
May 12, 1993
Implementation date
February 1, 1994
Scope
GB/T 14353.14-1993 is the English-translated version of 铜矿石、铅矿石和锌矿石化学分析方法 四氯化碳萃取分离 溴化十六烷基三甲胺-苯芴酮光度法测定锗量.
GB/T 14353.14-1993 is the Chinese national standard "Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of germanium content. Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction".
It was issued on May 12, 1993 by the State Bureau of Technical Supervision, and took effect on February 1, 1994. It is obsolete: it has been replaced by GB/T 14353.14-2014.
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Document preview — GB/T 14353.14-1993
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: 1993-05-12.
Date of implementation: 1994-02-01.
Status: obsolete, replaced by GB/T 14353.14-2014.
......
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
GB/T 14353.15-2014 — Methods for chemical analysis of copper ores, lead ores and zinc ores-Part 15: Determination of selenium content
GB/T 14353.13-1993 — Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of gallium content. Rhodamine B photometric method after butylacetate extraction
GB/T 14353.15-1993 — Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of selenium content. 3, 3-diaminobenzidine photometric method
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GB/T 14353.14-1993
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