Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS

Scrubber water, a waste stream generated by ships exhaust gas cleaning systems, may pose a threat when released into the marine environment due to potential contamination with polycyclic aromatic hydrocarbons (PAHs) and their alkyl derivatives (alkyl-PAHs). This study aims to develop a reliable anal...

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Main Authors: Elisa García-Gómez, Sara Insa, Meritxell Gros, Mira Petrović
Format: Article
Language:English
Published: Elsevier 2024-06-01
Series:MethodsX
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2215016124000438
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author Elisa García-Gómez
Sara Insa
Meritxell Gros
Mira Petrović
author_facet Elisa García-Gómez
Sara Insa
Meritxell Gros
Mira Petrović
author_sort Elisa García-Gómez
collection DOAJ
description Scrubber water, a waste stream generated by ships exhaust gas cleaning systems, may pose a threat when released into the marine environment due to potential contamination with polycyclic aromatic hydrocarbons (PAHs) and their alkyl derivatives (alkyl-PAHs). This study aims to develop a reliable analytical procedure combining headspace solid-phase microextraction (HS-SPME) with gas chromatography coupled to triple quadrupole tandem mass spectrometry (GC–MS/MS) to simultaneously separate and determine target compounds in aqueous samples. Method validation demonstrated good linearity up to 200 ng L−1 (r2> 0.996) and low limits of detection (0.33 to 1.67 ng L−1, except for naphthalene at 3.3 ng L−1). The method shows good precision (RSD<20%) and satisfactory analytical recoveries. The methodology was successfully applied to scrubber water samples collected from a container ship and the results highlight the prevalence of naphthalene, phenanthrene, and their alkyl derivatives. • Rapid and reproducible HS-SPME-GC–MS/MS method for the analysis of PAHs and alkyl-PAHs in scrubber water. • The capacity of SPME to analyze both filtered and unfiltered samples was assessed, showing that the more hydrophobic PAHs may be lost during filtration.
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spelling doaj.art-92d475743cf149cbba0a27c64668c20e2024-02-01T06:29:57ZengElsevierMethodsX2215-01612024-06-0112102589Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MSElisa García-Gómez0Sara Insa1Meritxell Gros2Mira Petrović3Catalan Institute for Water Research (ICRA), C/. Emili Grahit 101, 17003 Girona, Spain; Universitat de Girona (UdG), Girona, SpainCatalan Institute for Water Research (ICRA), C/. Emili Grahit 101, 17003 Girona, Spain; Universitat de Girona (UdG), Girona, SpainCatalan Institute for Water Research (ICRA), C/. Emili Grahit 101, 17003 Girona, Spain; Universitat de Girona (UdG), Girona, Spain; Corresponding author.Catalan Institute for Water Research (ICRA), C/. Emili Grahit 101, 17003 Girona, Spain; Catalan Institution for Research and Advanced Studies (ICREA), Passeig Lluís Companys 23, Barcelona, SpainScrubber water, a waste stream generated by ships exhaust gas cleaning systems, may pose a threat when released into the marine environment due to potential contamination with polycyclic aromatic hydrocarbons (PAHs) and their alkyl derivatives (alkyl-PAHs). This study aims to develop a reliable analytical procedure combining headspace solid-phase microextraction (HS-SPME) with gas chromatography coupled to triple quadrupole tandem mass spectrometry (GC–MS/MS) to simultaneously separate and determine target compounds in aqueous samples. Method validation demonstrated good linearity up to 200 ng L−1 (r2> 0.996) and low limits of detection (0.33 to 1.67 ng L−1, except for naphthalene at 3.3 ng L−1). The method shows good precision (RSD<20%) and satisfactory analytical recoveries. The methodology was successfully applied to scrubber water samples collected from a container ship and the results highlight the prevalence of naphthalene, phenanthrene, and their alkyl derivatives. • Rapid and reproducible HS-SPME-GC–MS/MS method for the analysis of PAHs and alkyl-PAHs in scrubber water. • The capacity of SPME to analyze both filtered and unfiltered samples was assessed, showing that the more hydrophobic PAHs may be lost during filtration.http://www.sciencedirect.com/science/article/pii/S2215016124000438PAHsalkyl-PAHsHS-SPME-GC–MS/MSScrubber water samplesMarine pollution
spellingShingle Elisa García-Gómez
Sara Insa
Meritxell Gros
Mira Petrović
Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
MethodsX
PAHs
alkyl-PAHs
HS-SPME-GC–MS/MS
Scrubber water samples
Marine pollution
title Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
title_full Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
title_fullStr Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
title_full_unstemmed Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
title_short Rapid and sensitive method for the simultaneous determination of PAHs and alkyl-PAHs in scrubber water using HS-SPME-GC–MS/MS
title_sort rapid and sensitive method for the simultaneous determination of pahs and alkyl pahs in scrubber water using hs spme gc ms ms
topic PAHs
alkyl-PAHs
HS-SPME-GC–MS/MS
Scrubber water samples
Marine pollution
url http://www.sciencedirect.com/science/article/pii/S2215016124000438
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