Home / Standards / GB/T 21332-2008 GB/T 21332-2008 Active Rigid cellular plastics - Determination of water vapour transmission properties 硬质泡沫塑料 水蒸气透过性能的测定 Standard Type GBT ICS 83.100 CCS G32 Status 现行 Issue Date 2008-01-04 Implementation 2008-09-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A