Home / Standards / GB/T 46918.2-2025 GB/T 46918.2-2025 Upcoming Fine bubble technology—Evaluation method for determining gas content in fine bubble dispersions in water—Part 2: Hydrogen content 微细气泡技术 水中微细气泡分散体系气体含量的测量方法 第2部分：氢气含量 Standard Type GBT ICS 65.020.20;07.030 CCS A21 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 中国科学院 Drafting Unit N/A