GB/T 27894.4-2012
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 27894.4-2012
Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen,carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns 天然气 在一定不确定度下用气相色谱法测定组成 第4部分:实验室和在线测量系统中用两根色谱柱测定氮、二氧化碳和C1至C5及C6+的烃类
Issued Date:2012-11-05
Implemented Date:2013-03-01
Issued by:
The Standardization Administration of the People's Republic of China