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GB - Chinese national standards - Page 5739

Standards GB - Chinese national standards - Page 5739

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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Preview GB/T 12680.1-1990 30.12.1990
GB/T 12680.1-1990 WITHDRAWN

Test method for the relative strength and shade of alcohol soluble dyes

WITHDRAWN published on 30.12.1990

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Preview GB/T 12680.2-1990 30.12.1990
GB/T 12680.2-1990 WITHDRAWN

Test method for the insoluble substance in ethanol of alcohol soluble dyes

WITHDRAWN published on 30.12.1990

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Preview GB/T 12680.3-1990 30.12.1990
GB/T 12680.3-1990 WITHDRAWN

Test method for the solubility in ethanol of alcohol soluble dyes

WITHDRAWN published on 30.12.1990

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Preview GB/T 12680.4-1990 30.12.1990
GB/T 12680.4-1990 WITHDRAWN

Test method for the color fastness to light of alcohol soluble dyes

WITHDRAWN published on 30.12.1990

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Preview GB/T 12680.5-1990 30.12.1990
GB/T 12680.5-1990 WITHDRAWN

Test method for the resistance to heat of alcohol soluble dyes

WITHDRAWN published on 30.12.1990

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in 2 working days
Preview GB 12681-1990 1.1.1990
GB 12681-1990 WITHDRAWN

Method for determining the scratch resistance of processed photographic film

WITHDRAWN published on 1.1.1990

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in 2 working days
Preview GB/T 12682-1990 30.12.1990
GB/T 12682-1990 WITHDRAWN

Test method for comparing colour stabilities of colour photographic images

WITHDRAWN published on 30.12.1990

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in 4 working days
Preview GB/T 12683-1990 30.12.1990
GB/T 12683-1990 WITHDRAWN

Method for determining the tensile properties of photographic film and film base

WITHDRAWN published on 30.12.1990

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in 3 working days
Preview GB/T 12684-2006 1.9.2006
GB/T 12684-2006 WITHDRAWN

Methods of test for boron compound for industrial use

WITHDRAWN published on 1.9.2006

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Preview GB/T 12684.1-1990 30.12.1990
GB/T 12684.1-1990 WITHDRAWN

Boric acid for industrial use—Determination of boric acid content

WITHDRAWN published on 30.12.1990

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