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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
Medical electrical equipment—Part 2-1:particular requirements for the safety of electron accelerators in the range 1 MeV to 50 MeV
WITHDRAWN published on 15.12.2008
Selected format:Particular requirements for the safety of microwave therapy equipment
WITHDRAWN published on 8.12.1992
Selected format:Medical electrical equipment—Part 2:Particular requirements for the safety of microwave therapy equipment
WITHDRAWN published on 2.7.2007
Selected format:Medical electrical equipment—Particular requirements for the safety of ultrasonic therapy equipment
WITHDRAWN published on 24.9.1994
Selected format:Medical electrical equipment—Part 2-5:Particular requirements for the safety of ultrasonic physiotherapy equipment
WITHDRAWN published on 24.3.2008
Selected format:Medical electrical equipment—Part 2:Particular requirements for the safety of cardiac defibrillators and cardiac defibrillator-monitors
WITHDRAWN published on 2.6.1995
Selected format:Medical electrical equipment—Particular requirements for the safety of ultrasonic medical diagnostic and monitoring equipment
WITHDRAWN published on 3.6.1997
Selected format:Medical electrical equipment—Part 2-37:Particular requirements for the safety of ultrasonic medical diagnostic and monitoring equipment
WITHDRAWN published on 24.3.2008
Selected format:Rubber and plastics internal mixer
WITHDRAWN published on 26.9.2000
Selected format:Thread rolling cylindrical dies
WITHDRAWN published on 20.12.1994
Selected format:Latest update: 2024-09-03 (Number of items: 2 346 077)
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