HazMap: Occupational Exposure to Hazardous Agents


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Agent Name Temephos
Alternative Name Abate
CAS Number 3383-96-8
Formula C16-H20-O6-P2-S3
Major Category Pesticides
Synonyms Temefos; O,O,O`O`-Tetramethyl O,O`-thiodi-p-phenylenephosphorothioate; Abat; Abathion; Acibate; Biothion; Bithion; Difennthos; Ecopro; Nimitox; Swebate; Abate
Category Organophosphates
Description White, crystalline solid or liquid (above 87°F). [insecticide] [Note: Technical grade is a viscous, brown liquid.]
Sources/Uses Used to kill mosquito, midge, and black fly larvae in lakes, ponds, and wetlands; also used to kill fleas and human lice; [EXTOXNET]
Comments Classified as "slightly toxic" with an LD50 of 5 gm/kg for the 2% powder formulation; [EXTOXNET]
Reference Link EXTOXNET PIP - TEMEPHOS
Exposure Assessment
Skin Designation (ACGIH) No
TLV (ACGIH) 10 mg/m3
PEL (OSHA) 15 mg/m3(total dust), 5 mg/m3(respirable fraction)
Vapor Pressure 7 x 10 -08 mm Hg at 77 degrees F
Adverse Effects
Other Poison Organophosphate
Links to Other NLM Databases
Health Studies Human Health Effects from Hazardous Substances Data Bank: TEMEPHOS  
Toxicity Information Search TOXNET
Chemical Information Search ChemIDplus
Biomedical References Search PubMed
Related Information in Haz-Map
Diseases Diseases associated with exposure to this agent:
Processes Industrial Processes with risk of exposure:





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Last updated: July 20, 2004