GB/T 27894.5-2012
天然气.在一定不确定度下用气相色谱法测定组成.第5部分:实验室和在线工艺系统中用三根色谱柱测定氮、二氧化碳和C11至C55及C6+6+的烃类
Natural gas-Determination of composition with defined uncertainty by gas chromatography.Part 5:Determination of nitrogen,carbon dioxideand C1 to C5and C6+hydrocarbons for a laboratory and on-line process application using thr
GBT27894.5-2012, GB27894.5-2012