GB/T 12690.15-2006Chemical analysis methods for non-rare earth metals and their oxide - Determination of calcium oxide content (English PDF)
稀土金属及其氧化物中非稀土杂质化学分析方法 钙量的测定
GB/T 12690.15 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 12690.15-2018 | Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 15: Determination of calcium content | Valid |
| GB/T 12690.15-2006 | Chemical analysis methods for non-rare earth metals and their oxide - Determination of calcium oxide content | Obsolete |
GB/T 12690.15-2006 is obsolete. It has been replaced by GB/T 12690.15-2018. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
April 13, 2006
Implementation date
October 1, 2006
Scope
GB/T 12690.15-2006 is the English-translated version of 稀土金属及其氧化物中非稀土杂质化学分析方法 钙量的测定.
GB/T 12690.15-2006 is the Chinese national standard "Chemical analysis methods for non-rare earth metals and their oxide - Determination of calcium oxide content".
It was issued on April 13, 2006 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on October 1, 2006. It is obsolete: it has been replaced by GB/T 12690.15-2018.
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Document preview — GB/T 12690.15-2006
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2006-04-13.
Date of implementation: 2006-10-01.
Status: obsolete, replaced by GB/T 12690.15-2018.
......
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 12690.16-2010 — Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 16: Determination of fluorine content - Ion selective electrode analysis
GB/T 12690.14-2006 — Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals
GB/T 12690.16-1990 — Rare-earth metals and their oxides--Determination of calcium content--Flame atomic absorption spectrometric method
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GB/T 12690.15-2006
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