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Standards GB - Chinese national standards - Page 855
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
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GB/T 17980.3-2026
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Pesticide—Guidelines for the field efficacy trials—Part 3: Insecticides against leafhopper on rice
Standard published on 27.2.2026
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GB/T 17980.30-2000
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Pesticide--Guidelines for the field efficacy trials(I)--Fungicides against cucumber powdery mildew
Standard published on 1.2.2000
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GB/T 17980.30-2026
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Pesticide—Guidelines for the field efficacy trials—Part 30Fungicides against cucumber powdery mildew
Standard published on 27.2.2026
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GB/T 17980.31-2000
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Pesticide--Guidelines for the field efficacy trials(I)--Fungicides against early and late blight of tomato
Standard published on 1.2.2000
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GB/T 17980.31-2026
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Pesticide—Guidelines for the field efficacy trials—Part 31Fungicides against early and late blight of tomato
Standard published on 27.2.2026
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GB/T 17980.32-2000
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Pesticide--Guidelines for the field efficacy trials(I)--Fungicides against pepper phytophthora blight
Standard published on 1.2.2000
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GB/T 17980.32-2026
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Pesticide—Guidelines for the field efficacy trials—Part 32Fungicides against pepper phytophthora blight
Standard published on 27.2.2026
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GB/T 17980.33-2000
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Pesticide--Guidelines for the field efficacy trials(I)--Fungicides against pepper anthracnose
Standard published on 1.2.2000
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GB/T 17980.33-2026
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Pesticide—Guidelines for the field efficacy trials—Part 33Fungicides against pepper anthracnose
Standard published on 27.2.2026
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GB/T 17980.34-2000
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Pesticide--Guidelines for the field efficacy trials(I)--Fungicides against late blight of potato
Standard published on 1.2.2000
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