Atmospheric concentrations and air-sea exchanges of phthalates in the North Sea (German Bight)

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Atmospheric concentrations and air-sea exchanges of phthalates in the North Sea (German Bight). / Xie, Zhiyong; Ebinghaus, Ralf; Temme, Christian et al.
in: Atmospheric Environment, Jahrgang 39, Nr. 18, 06.2005, S. 3209-3219.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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@article{79c39d03ae2f4566ab9d4372d1967f78,
title = "Atmospheric concentrations and air-sea exchanges of phthalates in the North Sea (German Bight)",
abstract = "Phthalates, e.g. dimethyl phthalate (DMP), diethyl phthalate (DEP), di-n-butyl phthalate (DBP), benzylbutyl phthalate (BBP), and di-(2-ethylhexyl) phthalate (DEHP) were measured in the atmosphere and sea water of the North Sea (German Bight). The air and water samples were collected during an expedition cruise with German research ship 'Gauss' in the North Sea from 29th February to 10th March 2004. The concentrations of phthalates in the atmosphere ranged from below the method detection limit to 3.4 ng m-3. DBP, BBP, and DEHP were determined in the water phase with concentrations ranging from below the method detection limit to 6.6 ng L-1. Air-sea vapour exchange of DBP, BBP, and DEHP was estimated using the two-film resistance model based upon relative air-water concentrations. The average of air-sea exchange fluxes was -338 ng m-2 day-1 for DBP and -13 ng m-2 day-1 for BBP, which indicates a net deposition is taking place. The air-sea exchange fluxes of DEHP were ranging from -95 to +686 ng m-2 day-1. The average value of +53 ng m-2 day-1 for DEHP suggested a net volatilization from the North Sea. Moreover, the particle-associated fractions were calculated as 2%, 46%, 75% and 78% for DEP, DBP, BBP and DEHP, respectively. These results indicate that the air-sea vapour exchanges is an important process that intervenes in the mass balance of phthalates in the North Sea. {\textcopyright} 2005 Elsevier Ltd. All rights reserved.",
keywords = "Chemistry, Phthalate, Atmosphere, Sea water, Air–sea exchange",
author = "Zhiyong Xie and Ralf Ebinghaus and Christian Temme and Armando Caba and W Ruck",
year = "2005",
month = jun,
doi = "10.1016/j.atmosenv.2005.02.021",
language = "English",
volume = "39",
pages = "3209--3219",
journal = "Atmospheric Environment",
issn = "1352-2310",
publisher = "Elsevier Ltd",
number = "18",

}

RIS

TY - JOUR

T1 - Atmospheric concentrations and air-sea exchanges of phthalates in the North Sea (German Bight)

AU - Xie, Zhiyong

AU - Ebinghaus, Ralf

AU - Temme, Christian

AU - Caba, Armando

AU - Ruck, W

PY - 2005/6

Y1 - 2005/6

N2 - Phthalates, e.g. dimethyl phthalate (DMP), diethyl phthalate (DEP), di-n-butyl phthalate (DBP), benzylbutyl phthalate (BBP), and di-(2-ethylhexyl) phthalate (DEHP) were measured in the atmosphere and sea water of the North Sea (German Bight). The air and water samples were collected during an expedition cruise with German research ship 'Gauss' in the North Sea from 29th February to 10th March 2004. The concentrations of phthalates in the atmosphere ranged from below the method detection limit to 3.4 ng m-3. DBP, BBP, and DEHP were determined in the water phase with concentrations ranging from below the method detection limit to 6.6 ng L-1. Air-sea vapour exchange of DBP, BBP, and DEHP was estimated using the two-film resistance model based upon relative air-water concentrations. The average of air-sea exchange fluxes was -338 ng m-2 day-1 for DBP and -13 ng m-2 day-1 for BBP, which indicates a net deposition is taking place. The air-sea exchange fluxes of DEHP were ranging from -95 to +686 ng m-2 day-1. The average value of +53 ng m-2 day-1 for DEHP suggested a net volatilization from the North Sea. Moreover, the particle-associated fractions were calculated as 2%, 46%, 75% and 78% for DEP, DBP, BBP and DEHP, respectively. These results indicate that the air-sea vapour exchanges is an important process that intervenes in the mass balance of phthalates in the North Sea. © 2005 Elsevier Ltd. All rights reserved.

AB - Phthalates, e.g. dimethyl phthalate (DMP), diethyl phthalate (DEP), di-n-butyl phthalate (DBP), benzylbutyl phthalate (BBP), and di-(2-ethylhexyl) phthalate (DEHP) were measured in the atmosphere and sea water of the North Sea (German Bight). The air and water samples were collected during an expedition cruise with German research ship 'Gauss' in the North Sea from 29th February to 10th March 2004. The concentrations of phthalates in the atmosphere ranged from below the method detection limit to 3.4 ng m-3. DBP, BBP, and DEHP were determined in the water phase with concentrations ranging from below the method detection limit to 6.6 ng L-1. Air-sea vapour exchange of DBP, BBP, and DEHP was estimated using the two-film resistance model based upon relative air-water concentrations. The average of air-sea exchange fluxes was -338 ng m-2 day-1 for DBP and -13 ng m-2 day-1 for BBP, which indicates a net deposition is taking place. The air-sea exchange fluxes of DEHP were ranging from -95 to +686 ng m-2 day-1. The average value of +53 ng m-2 day-1 for DEHP suggested a net volatilization from the North Sea. Moreover, the particle-associated fractions were calculated as 2%, 46%, 75% and 78% for DEP, DBP, BBP and DEHP, respectively. These results indicate that the air-sea vapour exchanges is an important process that intervenes in the mass balance of phthalates in the North Sea. © 2005 Elsevier Ltd. All rights reserved.

KW - Chemistry

KW - Phthalate

KW - Atmosphere

KW - Sea water

KW - Air–sea exchange

UR - http://www.scopus.com/inward/record.url?scp=19544367967&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/a4fb520f-5398-35a4-8410-755a7cc2e7cc/

U2 - 10.1016/j.atmosenv.2005.02.021

DO - 10.1016/j.atmosenv.2005.02.021

M3 - Journal articles

VL - 39

SP - 3209

EP - 3219

JO - Atmospheric Environment

JF - Atmospheric Environment

SN - 1352-2310

IS - 18

ER -

DOI