Home / Standards / GB/T 45133-2025 GB/T 45133-2025 Active Gas analysis—The determination of the composition of gas mixtures—Comparison methods based on one-and two-point calibration 气体分析 混合气体组成的测定 基于单点和两点校准的比较法 Standard Type GBT ICS 71.100.20 CCS G86 Status 现行 Issue Date 2025-01-24 Implementation 2025-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A