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Standards GB - Chinese national standards - Page 7135

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GB/T 23520-2009 WITHDRAWN

Platinum/niobium clad anode strip for Cathodic Protection

WITHDRAWN published on 8.4.2009

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GB/T 23522-2009 WITHDRAWN

Germanium renewable raw materials

WITHDRAWN published on 8.4.2009

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GB/T 23523-2009 WITHDRAWN

Determination of germanium content in germanium renewable raw materials

WITHDRAWN published on 8.4.2009

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GB/T 23524-2009 WITHDRAWN

Test method of spent petrochemical catalyst—Determination of platinum—Inductively coupled plasma atomic emission spectrometry

WITHDRAWN published on 8.4.2009

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GB/T 23527-2009 WITHDRAWN

Protease preparations

WITHDRAWN published on 27.4.2009

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GB/T 23528-2009 WITHDRAWN

Fructooligosaccharide

WITHDRAWN published on 27.4.2009

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GB 2353.1-1994 WITHDRAWN

Hydraulic fluid power—Positive displacement pumps and motors—Dimensions and identification code for mounting flanges and shaft ends—Part 1:Two-and four-hole flanges and shaft ends

WITHDRAWN published on 29.8.1994

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GB/T 2353.2-1993 WITHDRAWN

Hydraulic fluid power—Positive displacement pumps and motors—Dimensions and identification code for mounting flanges and shaft ends—Part 2:Polygonal flanges(including circular flanges)

WITHDRAWN published on 11.1.1993

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