Agent Name

Polychlorinated terphenyls

CAS Number

61788-33-8

Formula

Unspecified

Major Category

Other Classes

Synonyms

Polychlorinated terphenyl; Terphenyl, chlorinated; [ChemIDplus] PCTs; PCT; Aroclor (series 54); Electrophenyl T-60; Clophen Harz (W); Cloresil (A,B,100); Leromoll; [Reference #1]

Category

Halogenated Polyaromatics

Description

Yellow resins; [Reference #1]

Sources/Uses

Used as waxes for metal parts, fire retardants, in plasticizer applications, hydraulic fluids, and lubricants (PCB substitute); [Reference #1]

Comments

Causes liver changes in oral lethal-dose studies of mice; Causes changes in liver weight, changes in blood serum composition, and effects on transaminases in 30-week constant oral studies of rats; [RTECS] The liver is the main target organ for short-term toxicity in experimental animals; Effects to skin and eyes (acne-form lesions), body weight loss, and NOEL's between 20 and 250 mg/kg have also been demonstrated; Chronic exposure in mice has produced hepatocellular carcinomas; [Reference #1] See "p-Terphenyl." See "Polychlorinated biphenyls."

Restricted

Banned in Canada and the USA for all commercial, manufacturing, and processing uses; Banned in the EEC for all uses except products containing less than 0.01% PCT by weight; [Reference #1]

Reference Link

FAO/UNEP Decision Guidance Documents: Polychlorinated Terphenyls - 1992

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Dermatotoxin

Chloracne

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Diseases

Occupational diseases associated with exposure to this agent: