Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions

Perfluorooctane sulfonate (PFOS) is a persistent, bioaccumulative, and toxic chemical that has the potential for long-range transport in the environment. Its use in a wide variety of consumer products and industrial processes makes a detailed characterization of its emissions sources very challengin...

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Main Authors: Theodore Chao Lim, Bin Wang, Jun Huang, Shubo Deng, Gang Yu
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/2011/868156
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author Theodore Chao Lim
Bin Wang
Jun Huang
Shubo Deng
Gang Yu
author_facet Theodore Chao Lim
Bin Wang
Jun Huang
Shubo Deng
Gang Yu
author_sort Theodore Chao Lim
collection DOAJ
description Perfluorooctane sulfonate (PFOS) is a persistent, bioaccumulative, and toxic chemical that has the potential for long-range transport in the environment. Its use in a wide variety of consumer products and industrial processes makes a detailed characterization of its emissions sources very challenging. These varied emissions sources all contribute to PFOS' existence within nearly all environmental media. Currently, China is the only country documented to still be producing PFOS, though there is no China PFOS emission inventory available. This study reviews the inventory methodologies for PFOS in other countries to suggest a China-specific methodology framework for a PFOS emission inventory. The suggested framework combines unknowns for PFOS-containing product penetration into the Chinese market with product lifecycle assumptions, centralizing these diverse sources into municipal sewage treatment plants. Releases from industrial sources can be quantified separately using another set of emission factors. Industrial sources likely to be relevant to the Chinese environment are identified.
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institution Kabale University
issn 1537-744X
language English
publishDate 2011-01-01
publisher Wiley
record_format Article
series The Scientific World Journal
spelling doaj-art-d65da67e8e2f47218d8f1a140aa017e02025-02-03T00:59:40ZengWileyThe Scientific World Journal1537-744X2011-01-01111963198010.1100/2011/868156868156Emission Inventory for PFOS in China: Review of Past Methodologies and SuggestionsTheodore Chao Lim0Bin Wang1Jun Huang2Shubo Deng3Gang Yu4POPs Research Center, School of Environment, Tsinghua University, Beijing 100084, ChinaPOPs Research Center, School of Environment, Tsinghua University, Beijing 100084, ChinaPOPs Research Center, School of Environment, Tsinghua University, Beijing 100084, ChinaPOPs Research Center, School of Environment, Tsinghua University, Beijing 100084, ChinaPOPs Research Center, School of Environment, Tsinghua University, Beijing 100084, ChinaPerfluorooctane sulfonate (PFOS) is a persistent, bioaccumulative, and toxic chemical that has the potential for long-range transport in the environment. Its use in a wide variety of consumer products and industrial processes makes a detailed characterization of its emissions sources very challenging. These varied emissions sources all contribute to PFOS' existence within nearly all environmental media. Currently, China is the only country documented to still be producing PFOS, though there is no China PFOS emission inventory available. This study reviews the inventory methodologies for PFOS in other countries to suggest a China-specific methodology framework for a PFOS emission inventory. The suggested framework combines unknowns for PFOS-containing product penetration into the Chinese market with product lifecycle assumptions, centralizing these diverse sources into municipal sewage treatment plants. Releases from industrial sources can be quantified separately using another set of emission factors. Industrial sources likely to be relevant to the Chinese environment are identified.http://dx.doi.org/10.1100/2011/868156
spellingShingle Theodore Chao Lim
Bin Wang
Jun Huang
Shubo Deng
Gang Yu
Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
The Scientific World Journal
title Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
title_full Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
title_fullStr Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
title_full_unstemmed Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
title_short Emission Inventory for PFOS in China: Review of Past Methodologies and Suggestions
title_sort emission inventory for pfos in china review of past methodologies and suggestions
url http://dx.doi.org/10.1100/2011/868156
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