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GB - Chinese national standards - Page 7607

Standards GB - Chinese national standards - Page 7607

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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Preview GB/T 8151.10-2000 16.2.2000
GB/T 8151.10-2000 WITHDRAWN

Methods for chemical analysis of zinc concentrates—Determination of tin content

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Preview GB/T 8151.11-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of antimony content

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Preview GB/T 8151.12-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of silver content

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Preview GB/T 8151.13-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of germanium content

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Preview GB/T 8151.14-2000 16.2.2000
GB/T 8151.14-2000 WITHDRAWN

Methods for chemical analysis of zinc concentrates—Determination of nickel content

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Preview GB/T 8151.2-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of sulfur content

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Preview GB/T 8151.3-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of iron content

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Preview GB/T 8151.4-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of silicon dioxide content

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Preview GB/T 8151.5-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of lead content

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Preview GB/T 8151.6-2000 16.2.2000
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Methods for chemical analysis of zinc concentrates—Determination of copper content

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