Sample preparation methods for subsequent determination of metals and non-metals in crude oil—A review

PA Mello, JSF Pereira, MF Mesko, JS Barin… - Analytica chimica …, 2012 - Elsevier
In this review sample preparation strategies used for crude oil digestion in last ten years are
discussed focusing on further metals and non-metals determination. One of the main …

Metal speciation analysis of petroleum: Myth or reality?

TA Maryutina, AR Timerbaev - Analytica chimica acta, 2017 - Elsevier
Metals occurring in crude oil in a great variety of complexed forms are minor but important
constituents as they affect the refining and production operations, as well as participate in …

Evaluating rare earth elements as a proxy for oil–source correlation. A case study from Aer Sag, Erlian Basin, northern China

P Gao, G Liu, C Jia, X Ding, Z Chen, Y Dong… - Organic …, 2015 - Elsevier
The use of rare earth elements (REE) for oil–source correlation has not yet been
established. In order to evaluate the potential of REE as proxies for oil–source correlation …

A geochemical study on mud volcanoes in the Junggar Basin, China

R Nakada, Y Takahashi, U Tsunogai, G Zheng… - Applied …, 2011 - Elsevier
A comprehensive study was performed to characterize, for the first time, the mud, water, and
gases released from onshore mud volcanoes located in the southern margin of the Junggar …

High-efficiency microwave-assisted digestion combined to in situ ultraviolet radiation for the determination of rare earth elements by ultrasonic nebulization ICPMS in …

JSF Pereira, RS Picoloto, LSF Pereira… - Analytical …, 2013 - ACS Publications
A method for heavy and extraheavy crude oil digestion based on microwave-assisted wet
digestion (MW-AD) and ultraviolet (UV) radiation using diluted HNO3 was applied for the …

Rare earth element geochemistry of petroleum source rocks from northwestern Niger Delta

A Akinlua, FS Olise, AO Akomolafe… - Marine and Petroleum …, 2016 - Elsevier
Geochemical investigation of forty two rock samples from three fields in the northwestern
Niger Delta was carried out in order to determine their rare earth elements (REEs) content …

From the crust to the cortical: the geochemistry of trace elements in human bone

JS Harkness, TH Darrah - Geochimica et Cosmochimica Acta, 2019 - Elsevier
Trace element incorporation into human bone depends upon dietary, geological, and
environmental inputs as well as biological processes that biopurify essential elements, while …

Application of Rare-Earth Elements and Comparison to Molecular Markers in Oil–Source Correlation of Tight Oil: A Case Study of Chang 7 of the Upper Triassic …

R Guo, Y Zhao, W Wang, X Hu, X Zhou, L Hao, X Ma… - ACS …, 2020 - ACS Publications
The biomarker features of 10 Chang 7 crude oil samples were investigated by gas
chromatography–mass spectrometry (GC–MS), and the rare-earth element (REE) …

Microwave-induced combustion of crude oil for further rare earth elements determination by USN–ICP-MS

JSF Pereira, LSF Pereira, PA Mello… - Analytica chimica …, 2014 - Elsevier
A procedure for light and heavy crude oils digestion by microwave-induced combustion
(MIC) is proposed for the first time for further rare earth elements (REE) determination by …

Rare earth element determination in heavy crude oil by USN-ICP-MS after digestion using a microwave-assisted single reaction chamber

GT Druzian, LSF Pereira, PA Mello… - Journal of Analytical …, 2016 - pubs.rsc.org
In this work a method for rare earth element (REE) determination by inductively coupled
plasma mass spectrometry (ICP-MS) with an ultrasonic nebulizer (USN) was proposed after …