Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 25783-2010 |
1,4-Diaminoanthraquinone leuco compound 1,4-二氨基蒽醌隐色体 |
China National Standards 1,4 |
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GB 22573-2008 |
Maximum limits of chlorobenzene,1,2-dichlorobenzene,1,4-dichlorobenzene,nitrobenzene for irrigation water quality 灌溉水中氯苯、1,2-二氯苯、1,4-二氯苯、硝基苯限量 |
China National Standards 1,4 |
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GB/T 17131-1997 |
Water quality--Determination of 1,2-dichlorobenzene,1,4-dichlorobenzene,1,2,4-trichlorobenzene--Gas chromatography 水质 1,2-二氯苯、1,4-二氯苯、1,2,4-三氯苯的测定 气相色谱法 |
China National Standards 1,4 |
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GB/T 11898-1989 |
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N,N-diethyl-1,4-phenylenediamine 水质 游离氯和总氯的测定 N,N-二乙基-1,4-苯二胺分光光度法 |
China National Standards 1,4 |
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GB/T 11897-1989 |
Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N,N-diethyl-1,4-phenylenediamine 水质 游离氯和总氯的测定 N,N-二乙基-1,4-苯二胺滴定法 |
China National Standards 1,4 |
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