Home / Standards / GB/T 21529-2008 GB/T 21529-2008 Active Determination of water vapour transmission rate for plastic film and sheeting - Electrolytic detection sensor method 塑料薄膜和薄片水蒸气透过率的测定 电解传感器法 Standard Type GBT ICS 55.040 CCS A83 Status 现行 Issue Date 2008-04-01 Implementation 2008-10-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委