Agent Name

Europium

CAS Number

7440-53-1

Formula

Eu

Major Category

Metals

Category

Rare Earth Metals

Description

Crystals; [Merck Index] Soft, malleable, steel-grey metal; Powder form may ignite in air; [Hawley] Quickly oxidizes in air; Ignites in air at about 150-180 deg C; [Reference #1]

Sources/Uses

Source: Rare earth minerals; [Merck Index] Uses: nuclear control rods and color-TV phosphors (Europium-activated yttrium vanadate); Has been used in postage stamp glues so that electronic equipment can detect the phosphors in first-class mail; [Hawley] Used in doped plastic as a laser material; [Reference #1]

Comments

Cost greatly reduced in recent years because of new technology (ion-exchange techniques and other processes); [Reference #1] See "RARE EARTH METALS" and linked occupational diseases.

Reference Link

LANL: Europium

Exposure Assessment
Explanatory Notes

mp = 826 deg C; [Merck Index]

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.