Agent Name
Thallium sulfate
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]
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)
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Processes
Industrial Processes with risk of exposure: