ISO_6974-6_2002_ed.1_-_id.26238_Publication...
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Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
天然氣 – 使用氣相色譜法測定具有給定不確定度的成分 - 第6部分：采用三個毛細(xì)管柱測定氫氣、氦氣、氧氣、氮氣、二氧化碳和C1至C8烴類