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GB - Chinese national standards - Page 5634

Standards GB - Chinese national standards - Page 5634

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 11933.8-1989 1.1.1989
GB 11933.8-1989 WITHDRAWN

Geological instrumentation terminology--Geological analysis and rock property testing instrumentation terms

WITHDRAWN published on 1.1.1989

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Preview GB 11933.9-1989 1.1.1989
GB 11933.9-1989 WITHDRAWN

Geological instrumentation terminology--Geological geophysics prospecting data process equipment terms

WITHDRAWN published on 1.1.1989

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Preview GB/T 11934-1989 21.9.1989
GB/T 11934-1989 WITHDRAWN

Standard method for hygienic examination of acetaldehyde and acrolin in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11935-1989 21.9.1989
GB/T 11935-1989 WITHDRAWN

Standard method for hygienic examination of chloroprene in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11936-1989 21.9.1989
GB/T 11936-1989 WITHDRAWN

Standard method for hygienic examination of acrylamide in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11937-1989 21.9.1989
GB/T 11937-1989 WITHDRAWN

Standard method for hygienic examination of benzenes in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11938-1989 21.9.1989
GB/T 11938-1989 WITHDRAWN

Standard method for hygienic examination of chlorobenzenes in drinking water sources—Gas chromatography

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Preview GB/T 11939-1989 21.9.1989
GB/T 11939-1989 WITHDRAWN

Standard method for hygienic examination of dinitrobenzene and nitrochlorobenzene in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11940-1989 21.9.1989
GB/T 11940-1989 WITHDRAWN

Standard method for hygienic examination of crotonaldehyde in drinking water sources—Gas chromatography

WITHDRAWN published on 21.9.1989

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Preview GB/T 11941-1989 21.9.1989
GB/T 11941-1989 WITHDRAWN

Standard method for hygienic examination of sulfide in drinking water sources

WITHDRAWN published on 21.9.1989

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