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Carbon and nitrogen isotopic compositions of alkyl porphyrins from the Triassic Serpiano oil shale

โœ Scribed by Maria Ines Chicarelli; J.M. Hayes; Brian N. Popp; Christian B. Eckardt; James R. Maxwell


Book ID
118886678
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
704 KB
Volume
57
Category
Article
ISSN
0016-7037

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Glass capillary gas chromatography-mass
โœ Blaum, W. ;Richter, W. J. ;Eglinton, G. ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 638 KB

This contribution describes GC/MS analysis of natural petroporphyrin extracts containing alkylporphyrins either as vanadyl complexes or as demetalated free bases. The combination of high temperature glass capillary gas chromatography with mass spectrometry allows, for the first time, direct determin