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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
Standard definitions of terms relating to rubber compounding ingredients excluding carbon black
WITHDRAWN published on 1.1.1988
Selected format:Latex foam--Determination of linear dimensions
WITHDRAWN published on 1.1.1988
Selected format:-
WITHDRAWN published on 1.1.1977
Selected format:Medicinal rubber closures for the infusion
WITHDRAWN published on 1.1.1988
Selected format:(Determination of apparent density latex sponge)
WITHDRAWN published on 1.1.1988
Selected format:Determination of the heat shrinkage of cellular material for shoes
WITHDRAWN published on 1.1.1988
Selected format:Special table tennis sports shoes
WITHDRAWN published on 1.1.1988
Selected format:Technical specification for rubber or plastics covered roller
WITHDRAWN published on 1.1.1988
Selected format:Surface characteristics classification of rubber or plastics covered roller
WITHDRAWN published on 1.1.1988
Selected format:Dimensional tolerance of rubber of plastics covered roller
WITHDRAWN published on 1.1.1988
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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