Major Category
Pesticides
Synonyms
1,2,3,4,10,10-Hexachloro-1,4,4a,5,8,8a-hexahydro-endo-1,4-exo-5,8-dimethanonaphthalene; HHDN; Octalene; [NIOSH]
Category
Organochlorine Pesticides
Description
Colorless to dark-brown crystalline solid with a mild chemical odor. [Note: Formerly used as an insecticide.] [NIOSH]
Sources/Uses
Used as an insecticide;
Comments
Not currently registered or used in the USA, Aldrin converts to dieldrin in the body and in the environment. High-dose animal studies show that organochlorine insecticides can cause liver injury. [LaDou, p. 593] "No evidence of hepatic injury in humans as the result of environmental contamination." [Zimmerman, p. 414] See ATSDR ToxProfiles.
Restricted
In 1974, EPA banned all uses except termite control. In 1987, EPA banned all uses. [ATSDR ToxFAQs]
Skin Designation (ACGIH)
Yes
TLV (ACGIH)
0.05 mg/m3, inhalable fraction and vapor
MAK
0.25 mg/m3, inhalable fraction
Vapor Pressure
1.2E-05 mm Hg
Explanatory Notes
VP from HSDB;
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
IARC Carcinogen
Probable (2a)
ACGIH Carcinogen
Confirmed Animal
Other Poison
Organochlorine
Diseases
Occupational diseases associated with exposure to this agent: