Home / Standards / GB/T 38722-2020 GB/T 38722-2020 Active Surface active agents—Determination of interfacial tension—Drawing up liquid films 表面活性剂 界面张力的测定 拉起液膜法 Standard Type GBT ICS 71.100.40 CCS G72 Status 现行 Issue Date 2020-04-28 Implementation 2020-11-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A