Standards GB - Chinese national standards - Page 4671

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 47328.2-2026

Sensory analysis of milk and milk product—Part 2: Methods for sensory evaluation
Execute Date: august 2026

Standard published on 30.4.2026

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GB/T 47328.3-2026

Sensory analysis of milk and milk product—Part 3: Method for evaluation of compliance with product specifications for sensory properties by scoring
Execute Date: august 2026

Standard published on 30.4.2026

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GB/T 47329-2026

Assay method of collagenase activity and purity

Standard published on 31.3.2026

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GB/T 47330-2026

Plastics—Determination of specific aerobic biodegradation rate of solid plastic materials and disappearance time (DT50) under mesophilic laboratory test conditions
Execute Date: october 2026

Standard published on 31.3.2026

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GB/T 47331-2026

Determination of hydroxypyridinone in cosmetics—High performance liquid chromatography
Execute Date: october 2026

Standard published on 31.3.2026

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