Home / Standards / GB/T 39299-2020 GB/T 39299-2020 Active Methods for disposing reused thinner waste in the production of TFT-LCD 液晶面板制造稀释废液回收再利用方法 Standard Type GBT ICS 13.030.20 CCS Z05 Status 现行 Issue Date 2020-11-19 Implementation 2021-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A