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Standards GB - Chinese national standards - Page 4273
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/Z 43280-2023
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Medical laboratories—Practical guidance for the estimation of measurement uncertainty
Standard published on 27.11.2023
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GB/Z 43281-2023
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Guidance for supervisors and operators of point-of-care testing(POCT) devices
Standard published on 27.11.2023
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GB/T 43282.1-2023
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Plastics—Determination of the aerobic biodegradation of plastic materials exposed to seawater—Part 1: Method by analysis of evolved carbon dioxide
Standard published on 27.11.2023
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GB/T 43282.2-2023
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Plastics—Determination of the aerobic biodegradation of plastic materials exposed to seawater—Part 2: Method by measuring the oxygen demand in closed respirometer
Standard published on 27.11.2023
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GB/T 43283-2023
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Circulating packaging box for express
Standard published on 27.11.2023
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GB 43284-2023
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Requirements of restricting excessive package—Fresh edible agricultural products
Standard published on 8.9.2023
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GB/T 43285-2023
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Specification for green food delivery management
Standard published on 27.11.2023
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GB/T 43286-2023
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Disposable sampling tube inactivated type
Standard published on 27.11.2023
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GB/T 43287-2023
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Plastics—Determination of the degree of disintegration of plastic materials in marine habitats under real field conditions
Standard published on 27.11.2023
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GB/T 43288-2023
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Plastics—Soil biodegradable materials for mulch films for use in agriculture and horticulture—Requirements and test methods regarding biodegradation, ecotoxicity and control of constituents
Standard published on 27.11.2023
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