Home / Standards / GB/T 803-2026 GB/T 803-2026 Upcoming Determination of explosion indices of combustible gases in air 空气中可燃气体爆炸指数测定方法 Standard Type GBT ICS 13.220.01;13.230 CCS C 80 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 国家消防救援局 Drafting Unit N/A