Home / Standards / GB 2404-1992 GB 2404-1992 Abolished Chlorobenzene 氯苯 Standard Type GB ICS 87.060.10 CCS G56 Status 废止 Issue Date 1992-06-29 Implementation 1993-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A