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
Method of determination of fiber length for papermaking
WITHDRAWN published on 22.2.1989
Selected format:Raw material and pulp—Determination of acid-soluble lignin
WITHDRAWN published on 22.2.1989
Selected format:Pulps—Determination of carboxyl content
WITHDRAWN published on 22.2.1989
Selected format:Testing method of light scattering and absorption coefficient for paper and pulps
WITHDRAWN published on 22.2.1989
Selected format:Testing method of light scattering and absorption coefficient for paper, board and pulps
WITHDRAWN published on 5.12.2007
Selected format:-
WITHDRAWN published on 1.1.1986
Selected format:Plastics—Determination of water absorption
WITHDRAWN published on 8.12.1998
Selected format:Paper and board--Determination of filtering rate
WITHDRAWN published on 22.2.1989
Selected format:Paper and board--Determination of resistance to picking (Electric model)
WITHDRAWN published on 1.1.1989
Selected format:Paper--Package and mark
WITHDRAWN published on 22.2.1989
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
© Copyright 2026 NORMSERVIS s.r.o.