NF EN ISO 6974-5:2003被替代
Natural Gas - Determination Of Composition With Defined Uncertainty By Gas Chromatography - Part 5: Determination Of Nitrogen, Carbon Dioxide And Hydrocarbons C1 Up To C5 And C6+ Hydrocarbons For A Laboratory And On-line Process Application
出版：Association Francaise de Normalisation
专家解读视频
Describes the gas chromatographic method for the quantitative determination of natural gas constituents using a three-column system.
Indice de Classement: X20-510-5 (08/2003)
NEN EN ISO 6974-5:2001 - Identical
ISO 6974-5:2000 - Identical
SS EN ISO 6974-5 Ed. 1 (2002) - Identical
UNE EN ISO 6974-5:2003 - Identical
NS EN ISO 6974-5 Ed. 1 (2001) - Identical
I.S. EN ISO 6974-5:2002 - Identical
UNI EN ISO 6974-5:2004 - Identical
NBN EN ISO 6974-5:2002 - Identical
ONORM EN ISO 6974-5:2002 - Identical
DIN EN ISO 6974-5 (2002-06) - Identical
BS EN ISO 6974-5:2001 - Identical
SN EN ISO 6974-5:2001 - Identical
BS EN ISO 6974-5:2014 - Identical
I.S. EN ISO 6974-5:2014 - Identical
NEN EN ISO 6974-5:2014 - Identical
SS EN ISO 6974-5 Ed. 2 (2014) - Identical
NBN EN ISO 6974-5:2014 - Identical
DIN EN ISO 6974-5 (2014-10) - Identical
NS EN ISO 6974-5:2014 - Identical
