
Natural gas - Determination of Composition and Associated Uncertainty by gas Chromatography Part 1: General Guidelines and Calculation of Composition (iso 6974-1:2012)
出版:National Standards Authority of Ireland

专家解读视频
Provides methods for calculating component mole fractions of natural gas and specifies the data processing requirements for determining component mole fractions.
SS EN ISO 6974-1 Ed. 2 (2012) - Identical
UNE EN ISO 6974-1:2003 - Identical
NF EN ISO 6974-1:2012 - Identical
SN EN ISO 6974-1:2012 - Identical
NS EN ISO 6974-1:2012 - Identical
ONORM EN ISO 6974-1:2013 - Identical
ONORM EN ISO 6974-1:2012 - Identical
NBN EN ISO 6974-1:2012 - Identical
UNI EN ISO 6974-1:2012 - Identical
NEN EN ISO 6974-1:2012 - Identical
UNE EN ISO 6974-1:2013 - Identical