Home / Standards / GB/T 15437-1995 GB/T 15437-1995 Abolished Ambient air--Determination of ozone--Indigo disulphonate spectrophotometry 环境空气 臭氧的测定 靛蓝二磺酸钠分光光度法 Standard Type GBT ICS 13.040.20 CCS Z15 Status 废止 Issue Date 1995-01-04 Implementation 1995-08-01 Responsible Dept 生态环境部 Drafting Unit N/A