Crude oils and source rocks from the northern and offshore Niger Delta basin, Nigeria, have
been characterized by gas chromatography-mass spectrometry in terms of their origin and …

Crude oils and source rocks from the Northern and offshore depobelts of the Niger Delta
basin, Nigeria have been characterized based on the distribution of pyrene and its …

Chrysene, its methylated homologues and their structural isomers are important
polyaromatic compounds in crudes oils, coals and sediment extracts. Chrysene, benzo [a] …

RATIONALE Recent advances in analytical techniques have led to the development of gas
chromatography/triple quadrupole mass spectrometry methods that allow the identification of …

Abstract β-carotane, rearranged hopanes, tricyclic and tetracyclic terpanes, and
phenyldibenzofurans are important constituents of petroleum. To date, however, there has …

The composition of aromatic hydrocarbons used as diagnostic tools in oil correlation studies
was investigated in Niger Delta crude oils. Crude oil samples collected from producing wells …

A total of 17 crude oil samples from producing wells in the eastern Niger Delta were
analyzed for their thermal maturity status. The study is aimed at establishing maturity trends …

The crude oils and their source rocks from Niger Delta basin, Nigeria were investigated by
optical microscopy for the maceral compositions and by gas chromatography-mass …

Ten crude oils samples from onshore and offshore Niger delta were characterized based on
their biomarkers and isotopic composition by Gas chromatography–Mass spectrometry and …

Crude oils from the Northern and offshore Niger Delta basin, Nigeria have been
characterized by gas chromatography-mass spectrometry (GC-MS) in terms of their thermal …