Home / Standards / GB/T 34697-2017 GB/T 34697-2017 Active Treatment and disposal method for spent fluoric etchant 含氟蚀刻废液处理处置方法 Standard Type GBT ICS 13.030.20 CCS Z05 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A