China 'GB/T 27894.3-2011
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 27894.3-2011
Natrual gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen,helium,oxyen,nitrogen,carbon dioxide and hydrocarbons up to C8 using two packed columns 天然气 在一定不确定度下用气相色谱法测定组成 第3部分:用两根填充柱测定氢、氦、氧、氮、二氧化碳和直至C8的烃类
Issued Date:2011-12-30
Implemented Date:2012-06-01
Issued by:
The Standardization Administration of the People's Republic of China