분야
pptx1. General Background
2. Environmental Fate
3. Toxicity
4. Case Study 1 (3M) & Risk Assessment
5. Case Study 2 (Lake Shi-wha)
Manmade chemicals, synthetic
Resistant to heat, water, oil, grease & stains
Stable, extremely resistant to breakdown
Widely used in diverse applications
Economically useful
Electronegativity of Fluorine
Partial charges in the polarized C-F bond
C-F bond
: strongest bond in
organic chemistry
: high energy bond
Two most studied compounds
PFOS (Perfluorooctanesulfonic acid)
PFOA (Perfluorooctanoic acid)
Other PFCs include:
PFNA(Perfluorononaoic acid)
PFBS(Perfluorobutanesulfonic acid)
POSF(Perfluorooctanesulfonyl fluoride)
PFOSA(Perfluorooctanesulfonamide)
FC-75
Hoon Yoo, Ph.D. NRC Research Associate, US EPA, 2009, Risk Characterization of Perfluorinated Compounds in Aquatic Wildlife: Case in Lake Shihwa, Korea
Seung-Kyu Kim, 2008, Environmental Distribution and Fate of Perfluorinated Compounds (PFCs) as Emerging POPs: Physico-Chemical Properties, Emission, Contamination Level, Inter-phase Distribution and Long-Range Transport
Jaeyeon Chung, Hae-Seong Yoon, Hee-Young Ryu, Jong Uk Won, Ki-jung Paeng and Yunje Kim, 2008, The survey of exposure level for PFOS and PFOA in human plasma from several residential areas in Korea
http://www.well-labs.com
HARUHIKO NAKATA, KURUNTHACHALAM KANNAN, TETSUYA NASU , HYEON - SEO CHO , EWAN SINCLAIR , AND AKIRA TAKEMURA, 2006, Perfluorinated Contaminants in Sediments and Aquatic Organisms Collected from Shallow Water and Tidal Flat Areas of the Ariake Sea, Japan: Environmental Fate of Perfluorooctane Sulfonate in Aquatic Ecosystems
Perfluoroalkyl Acids in Marine Organisms from Lake Shihwa, Korea
Hoon Yoo ,Nobuyoshi Yamashita ,Sachi Taniyasu ,Kyu Tae Lee ,Paul D. Jones ,John L. Newsted ,Jong Seong Khim ,John P. Giesy
Perfluorinated Compound in Streams of The Shihwa Industrial Zone and Lake Shihwa, South Korea
Pawel Rostkowski, Nobuyoshi Yamashita, Iris Man Ka So, Sachi Taniyasu, Paul Kwan Sing Lam, Jerzy Falandysz, Kyu Tae Lee, Seung Kyu Kim, Jong Seong Khim, Sook Hyeon Im, John L. Newsted, Paul D. Jones, Kurunthachalam Kannan, And John P. Giesy
