Home / Standards / GB/T 14677-1993 GB/T 14677-1993 Abolished Air quality--Determination of toluene， dimethyl benzene and styrene--Gas chromatography 空气质量 甲苯、二甲苯、苯乙烯的测定 气相色谱法 Standard Type GBT ICS 13.040.20 CCS Z15 Status 废止 Issue Date 1993-09-18 Implementation 1994-03-15 Responsible Dept 生态环境部 Drafting Unit N/A