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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
The rule for inspection and exchange of container of port or station for in or out
WITHDRAWN published on 8.5.2000
Selected format:The safe rules for handling in container port
WITHDRAWN published on 1.3.1989
Selected format:The safe rules for handing in container port
WITHDRAWN published on 15.5.2007
Selected format:Determination for mean diameter of wool fibres by airflow method
WITHDRAWN published on 14.8.1989
Selected format:Wool—Determination of mean diameter of fibres—Air permeability method
WITHDRAWN published on 25.6.2006
Selected format:Test methods for measuring radio interference from high voltage equipment
WITHDRAWN published on 31.3.1989
Selected format:Methods of humidity measurement
WITHDRAWN published on 31.3.1989
Selected format:The method of environmental test for analytical instruments--General
WITHDRAWN published on 31.3.1989
Selected format:The method of environmental test for analytical instruments--Low air pressure test
WITHDRAWN published on 31.3.1989
Selected format:The method of environmental test for analytical instruments--Sand and dust content of the air test
WITHDRAWN published on 31.3.1989
Selected format:Latest update: 2025-12-25 (Number of items: 2 253 105)
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