China National Standards

China Isonicotinic GB Standards List

  •  China "Isonicotinic" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 13897-1992 Water quality--Determination of thiocyanate--Isonicotinic acid pyrazolone spectrophotometry
    水质 硫氰酸盐的测定 异烟酸-吡唑啉酮分光光度法    		 China National Standards
    Isonicotinic
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