GB/T 18340.5-2010 Methods for organic geochemical analysis of geological samples - Part 5: Gas chromatography for the analysis of saturated hydrocarbons in rock extracts and crude oil (English Version)
2011GB/T 18340.5-2010 Methods for organic geochemical analysis of geological samples - Part 5: Gas chromatography for the analysis of saturated hydrocarbons in rock extracts and crude oil
2001GB/T 18340.5-2001 Organic geochemical measurements of geological samples--Method for the analysis of saturated hydrocarbons of soluble organic matter in rocks and the crude oils by gas chromatography