Home / Standards / GB/T 1727-2021 GB/T 1727-2021 Active General methods for preparation of coating films 漆膜一般制备法 Standard Type GBT ICS 87.040 CCS G50 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A