Martin Hansen

Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions

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Standard

Biotransformation of AFFF Component 6 : 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions. / Yi, Shan; Harding-Marjanovic, Katie C.; Houtz, Erika F.; Gao, Ying; Lawrence, Jennifer E.; Nichiporuk, Rita V.; Iavarone, Anthony T.; Zhuang, Wei Qin; Hansen, Martin; Field, Jennifer A.; Sedlak, David L.; Alvarez-Cohen, Lisa.

I: Environmental Science & Technology Letters, Bind 5, Nr. 5, 08.05.2018, s. 283-288.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

Harvard

Yi, S, Harding-Marjanovic, KC, Houtz, EF, Gao, Y, Lawrence, JE, Nichiporuk, RV, Iavarone, AT, Zhuang, WQ, Hansen, M, Field, JA, Sedlak, DL & Alvarez-Cohen, L 2018, 'Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions', Environmental Science & Technology Letters, bind 5, nr. 5, s. 283-288. https://doi.org/10.1021/acs.estlett.8b00148

APA

Yi, S., Harding-Marjanovic, K. C., Houtz, E. F., Gao, Y., Lawrence, J. E., Nichiporuk, R. V., Iavarone, A. T., Zhuang, W. Q., Hansen, M., Field, J. A., Sedlak, D. L., & Alvarez-Cohen, L. (2018). Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions. Environmental Science & Technology Letters, 5(5), 283-288. https://doi.org/10.1021/acs.estlett.8b00148

CBE

Yi S, Harding-Marjanovic KC, Houtz EF, Gao Y, Lawrence JE, Nichiporuk RV, Iavarone AT, Zhuang WQ, Hansen M, Field JA, Sedlak DL, Alvarez-Cohen L. 2018. Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions. Environmental Science & Technology Letters. 5(5):283-288. https://doi.org/10.1021/acs.estlett.8b00148

MLA

Vancouver

Yi S, Harding-Marjanovic KC, Houtz EF, Gao Y, Lawrence JE, Nichiporuk RV o.a. Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions. Environmental Science & Technology Letters. 2018 maj 8;5(5):283-288. https://doi.org/10.1021/acs.estlett.8b00148

Author

Yi, Shan ; Harding-Marjanovic, Katie C. ; Houtz, Erika F. ; Gao, Ying ; Lawrence, Jennifer E. ; Nichiporuk, Rita V. ; Iavarone, Anthony T. ; Zhuang, Wei Qin ; Hansen, Martin ; Field, Jennifer A. ; Sedlak, David L. ; Alvarez-Cohen, Lisa. / Biotransformation of AFFF Component 6 : 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions. I: Environmental Science & Technology Letters. 2018 ; Bind 5, Nr. 5. s. 283-288.

Bibtex

@article{4c9d4c7e18ab4d2fa839173bae856e14,
title = "Biotransformation of AFFF Component 6: 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions",
abstract = "The fate of per- and polyfluoroalkyl substances (PFASs) in aqueous film-forming foams (AFFFs) under anaerobic conditions has not been well characterized, leaving major gaps in our understanding of PFAS fate and transformation at contaminated sites. In this study, the biotransformation of 6:2 fluorotelomer thioether amido sulfonate (6:2 FtTAoS), a component of several AFFF formulations, was investigated under sulfate-reducing conditions in microcosms inoculated with either pristine or AFFF-impacted solids. To identify the transformation products, we used high-resolution mass spectrometry and employed suspect-screening and nontargeted compound identification methods. These analyses demonstrated that 6:2 FtTAoS was transformed primarily to a stable polyfluoroalkyl compound, 6:2 fluorotelomer thioether propionate (6:2 FtTP). It did not undergo further reactions to produce the perfluoroalkyl carboxylates and fluorotelomer sulfonates and carboxylates that were observed during aerobic transformations. Here, the 6:2 FtTP was recalcitrant to biotransformation, indicating the stability of the thioether group under sulfate-reducing conditions. The total oxidizable precursor (TOP) assay was used to assess the presence of other PFASs. Although nearly all of the PFAS mass initially present was recovered from the pristine microcosms, only 67% of the initial PFAS mass was recovered from the contaminated microcosms, suggesting the formation of volatile biotransformation products or those that could not be detected by the TOP assay.",
author = "Shan Yi and Harding-Marjanovic, {Katie C.} and Houtz, {Erika F.} and Ying Gao and Lawrence, {Jennifer E.} and Nichiporuk, {Rita V.} and Iavarone, {Anthony T.} and Zhuang, {Wei Qin} and Martin Hansen and Field, {Jennifer A.} and Sedlak, {David L.} and Lisa Alvarez-Cohen",
year = "2018",
month = may,
day = "8",
doi = "10.1021/acs.estlett.8b00148",
language = "English",
volume = "5",
pages = "283--288",
journal = "Environmental Science & Technology Letters",
issn = "2328-8930",
publisher = "American Chemical Society",
number = "5",

}

RIS

TY - JOUR

T1 - Biotransformation of AFFF Component 6

T2 - 2 Fluorotelomer Thioether Amido Sulfonate Generates 6:2 Fluorotelomer Thioether Carboxylate under Sulfate-Reducing Conditions

AU - Yi, Shan

AU - Harding-Marjanovic, Katie C.

AU - Houtz, Erika F.

AU - Gao, Ying

AU - Lawrence, Jennifer E.

AU - Nichiporuk, Rita V.

AU - Iavarone, Anthony T.

AU - Zhuang, Wei Qin

AU - Hansen, Martin

AU - Field, Jennifer A.

AU - Sedlak, David L.

AU - Alvarez-Cohen, Lisa

PY - 2018/5/8

Y1 - 2018/5/8

N2 - The fate of per- and polyfluoroalkyl substances (PFASs) in aqueous film-forming foams (AFFFs) under anaerobic conditions has not been well characterized, leaving major gaps in our understanding of PFAS fate and transformation at contaminated sites. In this study, the biotransformation of 6:2 fluorotelomer thioether amido sulfonate (6:2 FtTAoS), a component of several AFFF formulations, was investigated under sulfate-reducing conditions in microcosms inoculated with either pristine or AFFF-impacted solids. To identify the transformation products, we used high-resolution mass spectrometry and employed suspect-screening and nontargeted compound identification methods. These analyses demonstrated that 6:2 FtTAoS was transformed primarily to a stable polyfluoroalkyl compound, 6:2 fluorotelomer thioether propionate (6:2 FtTP). It did not undergo further reactions to produce the perfluoroalkyl carboxylates and fluorotelomer sulfonates and carboxylates that were observed during aerobic transformations. Here, the 6:2 FtTP was recalcitrant to biotransformation, indicating the stability of the thioether group under sulfate-reducing conditions. The total oxidizable precursor (TOP) assay was used to assess the presence of other PFASs. Although nearly all of the PFAS mass initially present was recovered from the pristine microcosms, only 67% of the initial PFAS mass was recovered from the contaminated microcosms, suggesting the formation of volatile biotransformation products or those that could not be detected by the TOP assay.

AB - The fate of per- and polyfluoroalkyl substances (PFASs) in aqueous film-forming foams (AFFFs) under anaerobic conditions has not been well characterized, leaving major gaps in our understanding of PFAS fate and transformation at contaminated sites. In this study, the biotransformation of 6:2 fluorotelomer thioether amido sulfonate (6:2 FtTAoS), a component of several AFFF formulations, was investigated under sulfate-reducing conditions in microcosms inoculated with either pristine or AFFF-impacted solids. To identify the transformation products, we used high-resolution mass spectrometry and employed suspect-screening and nontargeted compound identification methods. These analyses demonstrated that 6:2 FtTAoS was transformed primarily to a stable polyfluoroalkyl compound, 6:2 fluorotelomer thioether propionate (6:2 FtTP). It did not undergo further reactions to produce the perfluoroalkyl carboxylates and fluorotelomer sulfonates and carboxylates that were observed during aerobic transformations. Here, the 6:2 FtTP was recalcitrant to biotransformation, indicating the stability of the thioether group under sulfate-reducing conditions. The total oxidizable precursor (TOP) assay was used to assess the presence of other PFASs. Although nearly all of the PFAS mass initially present was recovered from the pristine microcosms, only 67% of the initial PFAS mass was recovered from the contaminated microcosms, suggesting the formation of volatile biotransformation products or those that could not be detected by the TOP assay.

UR - http://www.scopus.com/inward/record.url?scp=85046739989&partnerID=8YFLogxK

U2 - 10.1021/acs.estlett.8b00148

DO - 10.1021/acs.estlett.8b00148

M3 - Journal article

AN - SCOPUS:85046739989

VL - 5

SP - 283

EP - 288

JO - Environmental Science & Technology Letters

JF - Environmental Science & Technology Letters

SN - 2328-8930

IS - 5

ER -