… naturally occurring organic acids, naphthenic acids (NAs), … Gas chromatography-electron
impact mass spectrometry was used to characterize NAs in nine water samples derived from oil …

… the abundance of specific ions (corresponding to naphthenic acids) versus carbon number
(… commercial naphthenic acids preparations, and between naphthenic acids from different oil …

… , acid‐extractable organic matter sometimes called ‘naphthenic acids’ (NA). Concerns have
… NA in OSPW by comprehensive two‐dimensional gas chromatography/time‐of‐flight mass …

… Although bicyclic acids have been reported to be the major naphthenic acids in oil sands
process-… Here we show by comprehensive multidimensional gas chromatography–mass …

… two-dimensional gas chromatography/time of … naphthenic acids (Fluka and Acros) and a
naphthenic acid sample extracted from the Syncrude tailings. Contour plots of chromatographic …

… In this work, a sensitivity study was conducted on naphthenic … on 10 model naphthenic
acids using gas chromatography. An … as a function of the naphthenic acid structure. A silylation …

… Given the great current interest in CaNAs [1–5], we decided to examine, by HTGC and
HPLC, the methyl esters of naphthenic acids liberated from oils from three oilfields. Specifically, …

… , petroleum naphthenic acids from offshore oil platforms have … gas chromatography/mass
spectrometry to identify numerous individual diamondoid acids in the naphthenic acids of oil …

… ] pre-fractioned crude oil from California using ion-… a naphthenic acid content around 1%.
The most popular technique for the characterization of naphthenic acids is gas chromatography …

… the naphthenic acid mixtures. This study reports the online gas chromatographic separation
of naphthenic … Two oil sands processed water samples and two groundwater samples were …