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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
Rules for tobacco seed propagation technology
WITHDRAWN published on 30.9.2009
Selected format:Jet fuels--Test for copper corrosion
WITHDRAWN published on 1.1.1981
Selected format:Plywood for foldable packing cases
WITHDRAWN published on 30.9.2009
Selected format:Cement bonded particleboard
WITHDRAWN published on 30.9.2009
Selected format:Recycled fiber pulp
WITHDRAWN published on 30.9.2009
Selected format:Tissue paper and tissue products—Part 1:General principles and terms
WITHDRAWN published on 30.9.2009
Selected format:Tissue paper and tissue products—Part2:Determination of thickness,bulking thickness and apparent bulk density
WITHDRAWN published on 30.9.2009
Selected format:Tissue paper and tissue products—Part 3:Determination of tensile strength,stretch at break and tensile energy absorption
WITHDRAWN published on 30.9.2009
Selected format:Tissue paper and tissue products—Part 4:Determination of wet tensile strength
WITHDRAWN published on 30.9.2009
Selected format:Tissue paper and tissue products—Part 6:Water-absorption time and water-absorption capacity(basket-immersion test method)
WITHDRAWN published on 30.9.2009
Selected format:Latest update: 2026-04-06 (Number of items: 2 271 069)
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