Home / Standards / GB/T 42985-2023 GB/T 42985-2023 Active Method for determining the bio-based content of bio-based foam 生物质基泡沫材料中生物基含量检测方法 Standard Type GBT ICS 65.050 CCS B72 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 国家林草局 Drafting Unit N/A