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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
Pesticide--Guidelines for the field efficacy trials()--Part 93:Fungicides seed treatment against seedling diseases of cotton
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 94:Fungicides against footrot of citrus
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 95:Fungicides against cordana leaf spot of banana
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 96:Fungicides against post-harvest diseases of banana
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 97:Fungicides against powdery mildew of mango
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 98:Fungicides against anthracnose of mango
Standard published on 3.3.2004
Selected format:Pesticide--Guidelines for the field efficacy trials()--Part 99:Fungicides againstpost-harverst anthracnose of mango
Standard published on 3.3.2004
Selected format:Economic operation of air conditioning systems
Standard published on 31.10.2025
Selected format:Models and parameters for calculating radiation doses to the public in the emergency of a nuclear accident
Standard published on 14.5.2018
Selected format:Classification and designation of approximate chip control zones for indexable inserts with chipbreakers
Standard published on 18.2.2000
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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