Home / Standards / GB/T 40938-2021 GB/T 40938-2021 Active Leather—Physical and mechanical tests—Determination of water penetration pressure 皮革 物理和机械试验 水渗透压测定 Standard Type GBT ICS 59.140.30 CCS Y46 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A