Home / Standards / GB/T 20199-2026 GB/T 20199-2026 Upcoming Surface active agents—Technical alkane sulfonates—Determination of alkane monosulfonates content by direct two-phase titration 表面活性剂 工业烷烃磺酸盐 直接两相滴定法测定烷烃单磺酸盐含量 Standard Type GBT ICS 71.100.40 CCS G72 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A