chemical information
CAS RN:

29082-74-4

Chemical Class:

Organochlorine Pesticide (OC)

Found in these people:

Baby #1, Baby #2, Baby #3, Baby #4, Baby #6, Baby #10, Anonymous Adult 1, Kathy Fowler

Found in these locations:

Rockville, MD





Octachlorostyrene

Octachlorostyrene has been found in 10 of the 18 people tested in EWG/Commonweal studies.


Top health concerns for Octachlorostyrene (References)

health concern or target organ weight of evidence
Reproduction and fertilityunknown


Results for Octachlorostyrene

in blood serum (lipid weight)

Showing results from San Francisco Reporter, EWG Study #8, chemicals in mother and 2 children, EWG Study #3, industrial chemicals and pesticides in adults, EWG/Commonweal Study #4, industrial chemicals and pesticides in cord blood

EWG/Commonweal results

  • geometric mean: 0.024 ng/g (lipid weight) in blood serum
  • found in 10 of 18 people in the group
0 ng/g (lipid weight) in blood serum 0.291


Octachlorostyrene results


Detailed toxicity classifications (References)

classification governing entity/references
Reproductive effects - weight of evidence unknown/unassessedDamgaard, I. N., N. E. Skakkebaek, et al. (2006). Persistent pesticides in human breast milk and cryptorchidism. Environ Health Perspect 114(7): 1133-8.