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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
Semi-refined paraffin wax
WITHDRAWN published on 17.6.1998
Selected format:Semi-refined paraffin wax
WITHDRAWN published on 2.9.2010
Selected format:Semi-refined paraffin wax
WITHDRAWN published on 2.9.2010
Selected format:Petroleum products—Determination of density—Pyknometer method
WITHDRAWN published on 25.3.1981
Selected format:Mulch film residue collector
WITHDRAWN published on 10.11.2010
Selected format:Rice direct seeder with soil cover
WITHDRAWN published on 10.11.2010
Selected format:Pneumatic pruning machine for fruit trees
WITHDRAWN published on 10.11.2010
Selected format:Test methods for wall bricks
WITHDRAWN published on 4.6.1992
Selected format:Test methods for wall bricks
WITHDRAWN published on 11.2.2003
Selected format:Actuates the rake
WITHDRAWN published on 10.11.2010
Selected format:Latest update: 2024-05-19 (Number of items: 2 902 277)
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