Agent Name

Thallium fluoride

CAS Number

7789-27-7

Formula

F-Tl

Major Category

Metals

Synonyms

Thallium monofluoride; Thallous fluoride; Thallium(I) fluoride; [ChemIDplus] UN1707

Category

Metals, Inorganic Compounds

Description

Shiny solid; Highly soluble in water; [Merck Index] White crystalline solid; [Alfa Aesar MSDS]

Sources/Uses

Used to make fluoro esters; [Merck Index]

Comments

Absorbs water from air, but re-solidifies in dry air; [Merck Index] May cause irritation; Can cause blindness; May be fatal by inhalation, ingestion, or skin absorption; Can be absorbed through skin; Danger of cumulative effects; Targets kidneys, cardiovascular system, skin, liver, male reproductive system, nerves, and eyes; [Aldrich MSDS] See "Thallium" and the linked occupational disease.

Exposure Assessment
BEI

Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.)

Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.02 mg/m3, inhalable fraction, as Tl

PEL (OSHA)

0.1 mg/m3, as Tl

MAK

1 mg/m3, inhalable fraction, as F

IDLH (NIOSH)

15 mg/m3, as Tl (soluble compounds)

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
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Other Information

No other related information on this agent was found.