Home / Standards / GB/T 27894.2 GB/T 27894.2 Active Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations 天然气 用气相色谱法测定组成和计算相关不确定度 第2部分:不确定度计算 Standard Type GBT ICS 75.060 CCS E24 Status 现行 Issue Date 2020-09-29 Implementation 2021-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委