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GB - Chinese national standards - Page 5427

Standards GB - Chinese national standards - Page 5427

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 10548-1989 1.1.1989

GB 10548-1989 WITHDRAWN

Hose of polymer reinforced thermoplastics for suction and discharge

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Preview GB 10549-1989 1.1.1989

GB 10549-1989 WITHDRAWN

Coding principle for organic additives in photographic materials

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Preview GB 10550-1989 1.1.1989

GB 10550-1989 WITHDRAWN

Photographic grade sodium sulfite, anhydrous

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Preview GB 10551-1989 1.1.1989

GB 10551-1989 WITHDRAWN

Photographic grade sodium thiosulfate, crystilline

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Preview GB 10552-1989 1.1.1989

GB 10552-1989 WITHDRAWN

Photographic grade hydroquinone

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Preview GB 10553-1989 1.1.1989

GB 10553-1989 WITHDRAWN

Photographic grade potassium carbonate anhydrous

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Preview GB 10554-1989 1.1.1989

GB 10554-1989 WITHDRAWN

Photographic grade boric acid

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Preview GB 10555-1989 1.1.1989

GB 10555-1989 WITHDRAWN

Photographic grade sodium tetraborate, decahydrous (borax)

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Preview GB 10556-1989 1.1.1989

GB 10556-1989 WITHDRAWN

Photographic grade sodium carbonate monohydrous

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Preview GB 10559-1989 1.1.1989

GB 10559-1989 WITHDRAWN

Music wire

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