Home / Standards / GB/T 13897-1992 GB/T 13897-1992 Active 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 Standard Type GBT ICS N/A CCS Z16 Status 现行 Issue Date 1992-11-23 Implementation 1993-09-01 Responsible Dept 生态环境部 Drafting Unit N/A