GB/T 24225-2009Chromium ores -- Determination of total iron content -- Titrimetric method after reduction (English PDF)
铬矿石 全铁含量的测定 还原滴定法
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Issued by
Standardization Administration of China
Level / Type
National · Recommended
Issue date
July 15, 2009
Implementation date
April 1, 2010
Scope
GB/T 24225-2009 is the English-translated version of 铬矿石 全铁含量的测定 还原滴定法.
GB/T 24225-2009 — This standard specifies the determination of total iron content of chrome ore dichromate method after the reduction. This standard applies to the determination of chromium ore in total iron content.
Measurement range (mass fraction). 0.5% to 32% of this standard shall comply with GB/T 24228 of the relevant provisions.
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Document preview — GB/T 24225-2009
National Standard of the People's Republic of China
- ICS
- 73.060.30
- Classification
- D 33
Issued by: Standardization Administration of China
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the determination of total iron content of chromium ore dichromate method after reduction. This standard applies to the determination of total chromium containing iron ore. Measuring range (mass fraction): 0. 5 % -32 %, the standard shall comply with the relevant provisions of GB/T 24228 's.
Document data
International classification (ICS): 73.060.30.
Chinese classification (CCS): D33.
Estimated length of the Chinese original: 8,814 words.
Adopted international standard: ISO 6130-1985, MOD.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 6682Water for analytical laboratory use - Specification and test methods
- GB/T 6682-2008Water for analytical laboratory use - Specification and test methods
- GB/T 12805Laboratory glassware -- Burettes
- GB/T 12805-1991Laboratory glassware -- Burettes
- GB/T 12806Laboratory glassware -- One-mark volumetric flasks
- GB/T 12806-1991Laboratory glassware -- One-mark volumetric flasks
ISO 3696 · ISO 6629 · ISO 6129 · ISO 6153 · ISO 6154
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Related Standards
GB/T 12805-2011 — Laboratory glassware -- Burettes
GB/T 12806-2011 — Laboratory glassware -- One-mark volumetric flasks
GB/T 12808-2015 — Laboratory glassware - One mark pipettes
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GB/T 24225-2009
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