Home / Standards / GB/T 37384-2019 GB/T 37384-2019 Active Cellulose triacetate for optical function film 光学功能薄膜用三醋酸纤维素 Standard Type GBT ICS 71.080.99 CCS G15 Status 现行 Issue Date 2019-03-25 Implementation 2020-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A