Accumulation factors for eleven polychlorinated biphenyl congeners
Journal Article
·
· Bulletin of Environmental Contamination and Toxicology; (United States)
- Environmental Protection Agency, Newport, OR (United States)
According to the fugacity approach pollutant uptake by an organism is determined by the chemical fugacity differential between the organism and its environment. The Accumulation Factor (AF) is a simple, fugacity-based model which has been shown to be useful for predicting the bioaccumulation potential of hydrophobic neutral organic compounds in sediment dwelling animals. Previously, the constancy of AFs for ten hydrophobic neutral organic compounds were tested by exposing clams (Macoma nasuta) in the laboratory for 28 days to six field-collected sediments varying widely in C{sub S}, TOC, and other chemical and physical characteristics. Sediment and tissue samples from that study were achieved and later analyzed for 11 polychlorinated biphenyl (PCB) congeners. In this paper the authors report mean and maximum AFs (AF{sub max}) for 11 PCB congeners and test the constancy of the AFs across 5 sediments (treatments) by congener and across the 11 congeners by treatment.
- OSTI ID:
- 5138359
- Journal Information:
- Bulletin of Environmental Contamination and Toxicology; (United States), Journal Name: Bulletin of Environmental Contamination and Toxicology; (United States) Vol. 46:2; ISSN 0007-4861; ISSN BECTA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
560300* -- Chemicals Metabolism & Toxicology
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ANIMALS
AQUATIC ORGANISMS
AROMATICS
BIOLOGICAL ACCUMULATION
CHEMICAL ANALYSIS
CHLORINATED AROMATIC HYDROCARBONS
CLAMS
ENVIRONMENTAL EXPOSURE PATHWAY
HALOGENATED AROMATIC HYDROCARBONS
INVERTEBRATES
MOLLUSCS
ORGANIC CHLORINE COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC HALOGEN COMPOUNDS
SEDIMENTS
UPTAKE
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ANIMALS
AQUATIC ORGANISMS
AROMATICS
BIOLOGICAL ACCUMULATION
CHEMICAL ANALYSIS
CHLORINATED AROMATIC HYDROCARBONS
CLAMS
ENVIRONMENTAL EXPOSURE PATHWAY
HALOGENATED AROMATIC HYDROCARBONS
INVERTEBRATES
MOLLUSCS
ORGANIC CHLORINE COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC HALOGEN COMPOUNDS
SEDIMENTS
UPTAKE