Agent Name

Thallium I acetate

CAS Number

563-68-8

Formula

C2-H4-O2.Tl

Major Category

Metals

Synonyms

Acetic acid, thallium(1) salt; Thallium acetate; Thallium monoacetate; Thallium(1+) acetate; Thallium(I) acetate; Thallous acetate; Acetic acid, thallium(1+) salt; [ChemIDplus] UN1707

Category

Organic Acids, Metal Salts

Description

White deliquescent solid; Soluble in water; [Merck Index] White or cream-colored wet crystalline aggregates; [MSDSonline]

Sources/Uses

Used as rodenticide, insecticide, fireworks dye, depilatory, and in optical glass; [Merck Index] Used in ore flotation and separation; [Hawley]

Comments

A skin and eye irritant; Can be absorbed through skin; May be fatal by inhalation, skin absorption, and ingestion; [CAMEO] An irritant; [MSDSonline] The fatal human dose by ingestion is approximately 8 mg/kg. [HSDB] See "Thallium" and the linked occupational disease.

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.1 mg/m3, as Tl

PEL (OSHA)

0.1 mg/m3, as Tl

IDLH (NIOSH)

15 mg/m3, as Tl (soluble compounds)

Vapor Pressure

14.7 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Thallium compound, n.o.s."

Adverse Effects
Neurotoxin

Sensorimotor Neuropathy

Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: