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HG 2227-1991

HG 2227-1991_English: PDF (HG2227-1991)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)Related StandardStatusGoogle Book
HG 2227-1991English239 Add to Cart Days<=2 (Water treatment agent aluminum sulfate) HG 2227-1991 Obsolete HG 2227-1991

Standard ID HG 2227-1991 (HG2227-1991)
Description (Translated English) (Water treatment agent aluminum sulfate)
Sector / Industry Chemical Industry Industry Standard
Classification of Chinese Standard G77
Classification of International Standard 71.100.99
Word Count Estimation 6,638
Date of Issue 1991/11/15
Date of Implementation 1992/7/1
Older Standard (superseded by this standard) GB 3151-1982
Adopted Standard ANSI/AWWA B403-1982, NEQ
Regulation (derived from) Development-Reform Notice (2004/75)