Agent Name

Thallium sulfate

CAS Number

7446-18-6

Formula

O4-S.2Tl

Major Category

Metals

Synonyms

C.F.S.; C.F.S. (VAN); CFS; CSF-giftweizen; Dithallium sulfate; Dithallium(1+) sulfate; Eccothal; M 7-Giftkoerner; M7-Giftkoerner; Rattengiftkonserve; Sulfuric acid, dithallium(1+) salt; Sulfuric acid, thallium(1+) salt; Sulfuric acid, thallium(1+) salt (1:2); Thallium sulfate (Tl2SO4); Thallium sulfate, solid (DOT); Thallium sulphate; Thallium(1) sulfate; Thallium(I) sulfate; Thallous sulfate; Tharattin; Zelio; [ChemIDplus] UN1707

Category

Metals, Inorganic Compounds

Description

Colorless or white odorless solid; Soluble in water; [ICSC] Colorless odorless crystalline solid; [MSDSonline]

Sources/Uses

Used in chemical analysis (testing of iodine in the presence of chlorine), in ozonometry, and formerly, as a pesticide (rodenticide, ant bait, and mammal control agent); [HSDB]

Comments

A skin and eye irritant; Can be absorbed through skin; Can cause thallium poisoning; [ICSC] See "Thallium" and linked occupational diseases.

Restricted

No longer registered as a pesticide in the US; [CAMEO] Banned for use as pesticide in the EU; [eChemPortal: ESIS]

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.02 mg/m3, inhalable fraction, as Tl

PEL (OSHA)

0.1 mg/m3, as Tl

IDLH (NIOSH)

15 mg/m3, as Tl (soluble compounds)

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

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: