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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
Basic environmental testing procedures for electric and electronic products--Guidance for sulphur dioxide test for contacts and connections
WITHDRAWN published on 23.9.1982
Selected format:Basic environmental testing procedures for electric and electronic products--Guidance forhydrogen sulphide test for contacts and connections
WITHDRAWN published on 23.9.1982
Selected format:Electric and electronic products--Basic environmental test regulations for electricians--Guidelines for temperature variation tests
WITHDRAWN published on 10.8.1981
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Guidance on change of temperature tests
WITHDRAWN published on 13.6.2002
Selected format:Electric and electronic products--Basic environmental test regulations for electricians--Guidelines for solar radiation tests
WITHDRAWN published on 1.1.1981
Selected format:Environmental testing for electric and electronic products—Part 2:Test methods—Guidance for solar radiation testing
WITHDRAWN published on 29.8.1995
Selected format:Basic enviromental testing procedures for electric and electronic products Guide for combined temperature/low air pressure tests
WITHDRAWN published on 1.7.1992
Selected format:Environmental testing - Guide for combined temperature/low air pressure tests
WITHDRAWN published on 30.12.2008
Selected format:Basic environmental testing procedures for electric and electronic products--Guidance on sealing tests
WITHDRAWN published on 1.1.1982
Selected format:Basic environmental testing procedures for electric and electronic products--Guidance on soldering test
WITHDRAWN published on 1.1.1982
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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