Home / Standards / GB/T 13905-1992 GB/T 13905-1992 Abolished Water quality--Determination ofTNT--Sodium sulfite spectrophotometry 水质 梯恩梯的测定 亚硫酸钠分光光度法 Standard Type GBT ICS N/A CCS Z16 Status 废止 Issue Date 1992-11-23 Implementation 1993-09-01 Responsible Dept 生态环境部 Drafting Unit N/A