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Contents
30.4 Total Petroleum Hydrocarbons ...................................................................... 853
30.4.1 Gas Chromatographic Methods ....................................................... 855
30.4.2 Infrared Spectroscopy Methods ....................................................... 857
30.4.3 Gravimetric Methods ....................................................................... 858
30.4.4 Immunoassay Methods ..................................................................... 859
30.5 Petroleum Group Analysis ............................................................................860
30.5.1 Thin Layer Chromatography ............................................................ 861
30.5.2 Immunoassay .................................................................................... 861
30.5.3 Gas Chromatography ....................................................................... 862
30.5.4 High-Performance Liquid Chromatography .................................... 863
30.5.5 Gas Chromatography–Mass Spectrometry ......................................864
30.6 Petroleum Fractions ....................................................................................... 865
30.7 Assessment of the Methods ........................................................................... 865
References ................................................................................................................ 868
Conversion Factors ...................................................................................................................... 869
Glossary ........................................................................................................................................ 871