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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
Chlorpyrifos emulsifiable concentrates
WITHDRAWN published on 6.12.2004
Selected format:Classification of special environmental condition—Part 1:Dry heat
WITHDRAWN published on 13.12.2004
Selected format:Classification of special environmental condition—Part 2:Dry heat-desert
WITHDRAWN published on 13.12.2004
Selected format:Cigarettes—Determination of ventilation—Definitions and measurement principles
WITHDRAWN published on 14.12.2004
Selected format:Tobacco and tobacco products-Determination of maleic hydrazide residues-UV spectrophotometer method
WITHDRAWN published on 14.12.2004
Selected format:Test method for length of cotton—Pulling and measuring staple method
WITHDRAWN published on 28.12.2004
Selected format:Terminology for nanomaterials
WITHDRAWN published on 27.12.2004
Selected format:The conical fittings with a 6 taper for syringes, needles and certain other medical equipment
WITHDRAWN published on 2.6.1995
Selected format:Conical fittings with a6%(Luer)taper for syringes, needles and certain other medical equipment Part 1:General requirement
WITHDRAWN published on 18.9.2001
Selected format:Safety assessment for in-service pressure vessels containing defects
WITHDRAWN published on 29.12.2004
Selected format:Latest update: 2025-12-23 (Number of items: 2 253 013)
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