Home / Standards / GB 3231-1996 GB 3231-1996 Abolished Diagnostic criteria and principles of management of occupational chronic trinitrotoluene poisoning 职业性慢性三硝基甲苯中毒诊断标准及处理原则 Standard Type GB ICS 11.020 CCS C60 Status 废止 Issue Date 1996-05-23 Implementation 1996-12-01 Responsible Dept 国家卫生健康委 Drafting Unit N/A