Home / Standards / GB/T 43019.6-2025 GB/T 43019.6-2025 Upcoming Determination of water vapour transimission rate for plastics film and sheeting—Part 6:Ionization mass spectrometer method 塑料薄膜和薄片水蒸气透过率的测定 第6部分:电离质谱仪法 Standard Type GBT ICS 83.140.10 CCS G31 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A