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Standards GB - Chinese national standards - Page 7564
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
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GB/T 4102.10-1983
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Methods for chemical analysis of high-titanium slag and rutile--The diphenylcarbazide photometric method for the determination of chromium sesqui-oxide content
WITHDRAWN published on 27.12.1983
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GB/T 4102.11-1983
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Methods for chemical analysis of high-titanium slag and rutile--The benzoyl phenylhydroxylamine extraction photometric method for the determination of vanadium pentaoxide content
WITHDRAWN published on 27.12.1983
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GB/T 4102.12-1983
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Methods for chemical analysis of high-titanium slag and rutile--The EGTA and CyDTA volumetric methods for the determination of calcium oxide and magnesium oxide content
WITHDRAWN published on 27.12.1983
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GB/T 4102.2-1983
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Methods for chemical analysis of high-titanium slag and rutile--The potassium dichromate volumetric method for the determination of total iron content
WITHDRAWN published on 27.12.1983
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GB/T 4102.3-1983
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Methods for chemical analysis of high-titanium slag and rutile--The extraction-molybdenum blue photometric method for the determination of phosphorus content
WITHDRAWN published on 27.12.1983
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GB/T 4102.4-1983
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Methods for chemical analysis of high-titanium slag and rutile--The direct combustion-coulometricmethod for the determination of total cabon content
WITHDRAWN published on 27.12.1983
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GB/T 4102.5-1983
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Methods for chemical analysis of high-titanium slag and rutile--The direct combustion-iodometric method for the determination of sulfur content
WITHDRAWN published on 27.12.1983
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GB/T 4102.6-1983
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Methods for chemical analysis of high-titanium slag and rutile--The barium sulfate gravimetric method for the determination of sulfur content
WITHDRAWN published on 27.12.1983
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GB/T 4102.7-1983
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Methods for chemical analysis of high-titanium slag and rutile--The gravimetric method for the determination of silicon dioxide content
WITHDRAWN published on 27.12.1983
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GB/T 4102.8-1983
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Methods for chemical analysis of high-titanium slag and rutile--The EDTA volumetric method for thedetermination of aluminium oxide content
WITHDRAWN published on 27.12.1983
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