Agent Name

Terbium

CAS Number

7440-27-9

Formula

Tb

Major Category

Metals

Category

Rare Earth Metals

Description

Silver metal that oxidizes in air; [Merck Index]

Sources/Uses

Obtained from the minerals monazite, cerite, gadolinite, and other rare earth minerals; [Merck Index] Used in solid state devices (sodium terbium borate); Potential use as activator for green phosphors in color TV tubes and as crystal stabilizer of fuel cells; [Reference #1]

Comments

Little is known about its toxicity; [Reference #1] See "RARE EARTH METALS" and linked occupational diseases.

Reference Link

LANL: Terbium

Exposure Assessment
Explanatory Notes

mp = 1356 deg C; [Merck Index]

Adverse Effects
Fibrogenic

Yes

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: