GB/T 6730.13-2007Iron ores - Determination of aluminium content - EDTA-CyDTA titrimetric method (English PDF)
铁矿石 钙和镁含量的测定 EGTA-CyDTA滴定法
GB/T 6730.13 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 6730.13-2025 | Iron ores - Determination of calcium and magnesium content - EGTA-CyDTA titrimetric method | Valid |
| GB/T 6730.13-2007 | Iron ores - Determination of aluminium content - EDTA-CyDTA titrimetric method | Obsolete |
GB/T 6730.13-2007 is obsolete. It has been replaced by GB/T 6730.13-2025. 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
August 14, 2007
Implementation date
March 1, 2008
Scope
GB/T 6730.13-2007 is the English-translated version of 铁矿石 钙和镁含量的测定 EGTA-CyDTA滴定法.
GB/T 6730.13-2007 is the Chinese national standard "Iron ores - Determination of aluminium content - EDTA-CyDTA titrimetric method".
It was issued on August 14, 2007 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 March 1, 2008. It is obsolete: it has been replaced by GB/T 6730.13-2025.
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Document preview — GB/T 6730.13-2007
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: 2007-08-14.
Date of implementation: 2008-03-01.
Status: obsolete, replaced by GB/T 6730.13-2025.
......
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 6730.14-2017 — Iron ores—Determination of calcium content—Flame atomic absorption spectrometric method
GB/T 6730.12-1986 — Methods for chemical analysis of iron ores. The chrome azurol S photometric method for the determination of aluminium content
GB/T 6730.14-1986 — Methods for chemical analysis of iron ores. The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content
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GB/T 6730.13-2007
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