Home / Standards / GB/T 39514-2020 GB/T 39514-2020 Active Terminology,defination, identification of biobased materials 生物基材料术语、定义和标识 Standard Type GBT ICS 83.140 CCS G33 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 国家标准委 Drafting Unit N/A