GB/T 27894.8-2026
UpcomingNatural gas—Determination of composition and associated uncertainty by gas chromatography—Part 8:Determination of hydrogen oxygen nitrogen carbon monoxide carbon dioxide and C1 to C5 and C6+ hydrocarbons by micro-cell thermal conductivity detector
天然气 用气相色谱法测定组成和计算相关不确定度 第8部分：用微型热导测定氢、氧、氮、一氧化碳、二氧化碳和C1至C5及C6+的烃类
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