We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Standards of physical examination records for students in elementary and middle schools
WITHDRAWN published on 23.1.1996
Selected format:Principles of estimate on personal dose from external exposure in radiation accident
WITHDRAWN published on 23.1.1996
Selected format:Radiological protection requirement for design of -ray teletherapy rooms
WITHDRAWN published on 23.1.1996
Selected format:Methods for estimation of examinee""s organ doses in X-ray diagnosis
WITHDRAWN published on 23.1.1996
Selected format:Guide for the use of potassium iodide in accident of radioiodine contamination
WITHDRAWN published on 23.1.1996
Selected format:Dose conversion coefficients for use in protection against neutron radiation
WITHDRAWN published on 23.1.1996
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:Barium carbonate for industrial use
WITHDRAWN published on 8.6.1999
Selected format:Barium carbonate for industrial use
WITHDRAWN published on 20.7.2011
Selected format:Gamma spectrometry method for analysis of radionuclides in water
WITHDRAWN published on 23.1.1996
Selected format:Latest update: 2025-11-09 (Number of items: 2 243 571)
© Copyright 2025 NORMSERVIS s.r.o.