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GB 11331-1989

Chinese Standard: 'GB 11331-1989'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 11331-1989EnglishRFQ ASK Days<=3 Hygienic standard of rubber hose for food use GB 11331-1989 Obsolete GB 11331-1989

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