Longitudinal and Latitudinal Distribution of Perfluoroalkyl Compounds in the Surface Water of the Atlantic Ocean

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Longitudinal and Latitudinal Distribution of Perfluoroalkyl Compounds in the Surface Water of the Atlantic Ocean. / Ahrens, Lutz; Barber, Jonathan L.; Xie, Zhiyong et al.
In: Environmental Science & Technology, Vol. 43, No. 9, 01.05.2009, p. 3122-3127.

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@article{da4478198c844fd79b53431128289abd,
title = "Longitudinal and Latitudinal Distribution of Perfluoroalkyl Compounds in the Surface Water of the Atlantic Ocean",
abstract = "Perfluoroalkyl compounds (PFCs) were determined in 2 L surface water samples collected in the Atlantic Ocean onboard the research vessels Maria S. Merian along the longitudinal gradient from Las Palmas (Spain) to St. Johns (Canada) (15° W to 52° W) and Polarstern along the latitudinal gradient from the Bay of Biscay to the South Atlantic Ocean (46° N to 26° S) in spring and fall 2007, respectively. After filtration the dissolved and particulate phases were extracted separately, and PFC concentrations were determined using high-performance liquid chromatography interfaced to tandem mass spectrometry. No PFCs were detected in the particulate phase. This study provides the first concentration data of perfluorooctanesulfona-mide (FOSA), perfluorohexanoic acid, and perfluoroheptanoic acid from the Atlantic Ocean. Results indicate that trans-Atlantic Ocean currents caused the decreasing concentration gradient from the Bay of Biscay to the South Atlantic Ocean and the concentration drop-off close to the Labrador Sea. Maximum concentrations were found for FOSA, perfluorooctanesulfonate, and perfluorooctanoic acid at 302, 291, and 229 pg L -1, respectively. However, the concentration of each single compound was usually in the tens of picograms per liter range. South of the equator only FOSA and below 4° S no PFCs could be detected.",
keywords = "Chemistry, Atlantic Ocean, Bay of Biscay, Concentration data, Concentration gradients, Concentration of, Labrador Sea, Latitudinal distribution, Latitudinal gradients, Longitudinal gradients, Particulate phasis, Perfluorooctane sulfonates, Perfluorooctanoic acid, Research vessels, Single compound, South Atlantic, Tandem mass spectrometry",
author = "Lutz Ahrens and Barber, {Jonathan L.} and Zhiyong Xie and Ralf Ebinghaus",
year = "2009",
month = may,
day = "1",
doi = "10.1021/es803507p",
language = "English",
volume = "43",
pages = "3122--3127",
journal = "Environmental Science & Technology",
issn = "0013-936X",
publisher = "ACS Publications",
number = "9",

}

RIS

TY - JOUR

T1 - Longitudinal and Latitudinal Distribution of Perfluoroalkyl Compounds in the Surface Water of the Atlantic Ocean

AU - Ahrens, Lutz

AU - Barber, Jonathan L.

AU - Xie, Zhiyong

AU - Ebinghaus, Ralf

PY - 2009/5/1

Y1 - 2009/5/1

N2 - Perfluoroalkyl compounds (PFCs) were determined in 2 L surface water samples collected in the Atlantic Ocean onboard the research vessels Maria S. Merian along the longitudinal gradient from Las Palmas (Spain) to St. Johns (Canada) (15° W to 52° W) and Polarstern along the latitudinal gradient from the Bay of Biscay to the South Atlantic Ocean (46° N to 26° S) in spring and fall 2007, respectively. After filtration the dissolved and particulate phases were extracted separately, and PFC concentrations were determined using high-performance liquid chromatography interfaced to tandem mass spectrometry. No PFCs were detected in the particulate phase. This study provides the first concentration data of perfluorooctanesulfona-mide (FOSA), perfluorohexanoic acid, and perfluoroheptanoic acid from the Atlantic Ocean. Results indicate that trans-Atlantic Ocean currents caused the decreasing concentration gradient from the Bay of Biscay to the South Atlantic Ocean and the concentration drop-off close to the Labrador Sea. Maximum concentrations were found for FOSA, perfluorooctanesulfonate, and perfluorooctanoic acid at 302, 291, and 229 pg L -1, respectively. However, the concentration of each single compound was usually in the tens of picograms per liter range. South of the equator only FOSA and below 4° S no PFCs could be detected.

AB - Perfluoroalkyl compounds (PFCs) were determined in 2 L surface water samples collected in the Atlantic Ocean onboard the research vessels Maria S. Merian along the longitudinal gradient from Las Palmas (Spain) to St. Johns (Canada) (15° W to 52° W) and Polarstern along the latitudinal gradient from the Bay of Biscay to the South Atlantic Ocean (46° N to 26° S) in spring and fall 2007, respectively. After filtration the dissolved and particulate phases were extracted separately, and PFC concentrations were determined using high-performance liquid chromatography interfaced to tandem mass spectrometry. No PFCs were detected in the particulate phase. This study provides the first concentration data of perfluorooctanesulfona-mide (FOSA), perfluorohexanoic acid, and perfluoroheptanoic acid from the Atlantic Ocean. Results indicate that trans-Atlantic Ocean currents caused the decreasing concentration gradient from the Bay of Biscay to the South Atlantic Ocean and the concentration drop-off close to the Labrador Sea. Maximum concentrations were found for FOSA, perfluorooctanesulfonate, and perfluorooctanoic acid at 302, 291, and 229 pg L -1, respectively. However, the concentration of each single compound was usually in the tens of picograms per liter range. South of the equator only FOSA and below 4° S no PFCs could be detected.

KW - Chemistry

KW - Atlantic Ocean

KW - Bay of Biscay

KW - Concentration data

KW - Concentration gradients

KW - Concentration of

KW - Labrador Sea

KW - Latitudinal distribution

KW - Latitudinal gradients

KW - Longitudinal gradients

KW - Particulate phasis

KW - Perfluorooctane sulfonates

KW - Perfluorooctanoic acid

KW - Research vessels

KW - Single compound

KW - South Atlantic

KW - Tandem mass spectrometry

UR - http://www.scopus.com/inward/record.url?scp=66449134508&partnerID=8YFLogxK

U2 - 10.1021/es803507p

DO - 10.1021/es803507p

M3 - Journal articles

VL - 43

SP - 3122

EP - 3127

JO - Environmental Science & Technology

JF - Environmental Science & Technology

SN - 0013-936X

IS - 9

ER -

DOI