Agent Name

Ytterbium

CAS Number

7440-64-4

Formula

Yb

Major Category

Metals

Category

Rare Earth Metals

Description

Silvery, soft, malleable metal; [Sax]

Sources/Uses

Has been used in lasers and in sources for x-rays; [ChemIDplus] Produced from rare earth minerals, mainly monazite sand; Natural ytterbium is composed of 7 stable isotopes. 7 unstable isotopes have been produced. [Reference #1]

Comments

Its acute toxic rating is low. [Reference #1] See "RARE EARTH METALS" and linked occupational diseases.

Reference Link

LANL: Ytterbium

Exposure Assessment
Explanatory Notes

mp = 824 deg C; [Sax]

Adverse Effects
Fibrogenic

Yes

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.