Home / Standards / GB/T 15439-1995 GB/T 15439-1995 Abolished Air quality--Determination of benz[a]pyrene in ambient air--High performance liquid chromatography 环境空气 苯并[a]芘测定 高效液相色谱法 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