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. 2021 Jan 19;18(2):801. doi: 10.3390/ijerph18020801

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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The concentrations of total petroleum hydrocarbons (TPH, (A)), the levels of US EPA’s 16 priority polycyclic aromatic hydrocarbons (ΣPAHs, (B)), and the proportion (%) of each PAH (C) in the water-accommodated fractions (WAF) of Oman crude oil at an optimal temperature of 16 °C (WAF + 16 °C, light-red filled) and Oman crude oil WAF at an elevated temperature of 26 °C (WAF + 26 °C, light-yellow filled) solutions. Nap: Naphthalene, Acy: Acenaphthylene, Ace: Acenaphthene, Fle: Fluorene, Phe: Phenanthrene, Ant: Anthracene, Fla: Fluoranthene, Pyr: Pyrene, B[a]A: Benzo[a]anthracene, Chr: Chrysene, B[b]F: Benzo[b]fuoranthene, B[k]F: Benzo[k]fuoranthene, B[a]P: Benzo[a]pyrene, I[123-cd]P: Indeno[1,2,3-cd]pyrene, D[ah]A: Dibenzo[a,h]anthracene, and B[ghi]P: Benzo[g,h,i]perylene.