Home / Standards / GB/T 31516-2015 GB/T 31516-2015 Active Classification method for the hazardous characterisitics of phthalic anhydride 邻苯二甲酸酐危险特性分类方法 Standard Type GBT ICS 13.300 CCS A80 Status 现行 Issue Date 2015-05-15 Implementation 2015-12-01 Responsible Dept 国家标准委 Drafting Unit N/A