Home / Standards / GB/T 41312.3-2023 GB/T 41312.3-2023 Active Test method for measurement of the permeability of chemical equipment—Part 3: Plastics and lining equipment 化工用设备渗透性检测方法 第3部分:塑料及其衬里设备 Standard Type GBT ICS 71.120 CCS G94 Status 现行 Issue Date 2023-11-27 Implementation 2024-06-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A