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www.ChineseStandard.net Database: 189759 (19 Oct 2025)

GB 1647-1979

Chinese Standard: 'GB 1647-1979'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 1647-1979English199 Add to Cart Days<=2 Edible sodium hydrosulfide for industrial use GB 1647-1979 Obsolete GB 1647-1979

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