Home / Standards / GB/T 37642-2019 GB/T 37642-2019 Active Polycaprolactone 聚己内酯(PCL) Standard Type GBT ICS 83.080.01 CCS Y28 Status 现行 Issue Date 2019-06-04 Implementation 2020-01-01 Responsible Dept 国家标准委 Drafting Unit N/A