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GB/T 11896-1989
Water quality--Determination of chloride--Silver nitrate titration method
GB/T 11897-1989
水质 游离氯和总氯的测定 N,N-二乙基-1,4-苯二胺滴定法
Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N,N-diethyl-1,4-phenylenediamine
GB/T 11898-1989
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
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N,N-diethyl-1,4-phenylenediamine
GB/T 11900-1989
Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt
GB/T 17980.135-2004
农药 田间药效试验准则（二） 第135部分:除草剂防治草莓地杂草
Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 135:Herbicides against weeds in strawberry
GB/T 17980.137-2004
农药 田间药效试验准则（二） 第137部分:马铃薯抑芽剂试验
Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 137:Restrain shoot medicament trials on potato
GB/T 11067.2-2006
Methods for chemical analysis of silver - Determination of copper contents - Flame atomic absorption spectrometric method
GB/T 20646-2006
Rubber compounding ingredients - p-Phenylenediamine(PPD) antioxidants - Test methods
GB/T 12842-1991
Terminology for film integrated circuits and hybrid film integrated circuits