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Standards GB - Chinese national standards - Page 6832
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 19490-2004
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Telecommunication regulation for maritime mobile services-General
WITHDRAWN published on 28.4.2004
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GB/T 19491-2004
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Technical requirements for INMARSAT B ship earth station
WITHDRAWN published on 28.4.2004
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GB/T 19492-2004
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Classifications for Petroleum resources/reserves
WITHDRAWN published on 30.4.2004
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GB/T 19492-2004E
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Classification for petroleum resources/reserves
WITHDRAWN published on 30.4.2004
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GB/T 19494.1-2004
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Mechanical sampling of coal—Part 1:Method for sampling
WITHDRAWN published on 30.4.2004
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GB/T 19494.2-2004
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Mechanical sampling of coal—Part 2:Method for sample preparation
WITHDRAWN published on 30.4.2004
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GB/T 19494.3-2004
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Mechanical sampling of coal—Part 3:Determination of precision and bias test
WITHDRAWN published on 30.4.2004
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GB/T 19495.4-2004
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Detection of genetically modified organisms and derived products—Qualitative PCR methods based on nucleic acid
WITHDRAWN published on 13.4.2004
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GB/T 19495.5-2004
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Detection of genetically modified organisms and derived products—Quantitative PCR methods based on nucleic acid
WITHDRAWN published on 13.4.2004
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GB/T 19498-2004
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The static testing method and accepting technical condition of the protective structures on agricultural and forestry tractors
WITHDRAWN published on 8.5.2004
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