Agent Name

Beryllium hydroxide

CAS Number

13327-32-7

Formula

Be.H2-O2

Major Category

Metals

Synonyms

Beryllium dihydroxide; Beryllium hydrate; Beryllium hydroxide (Be(OH)2); [ChemIDplus] UN1566

Category

Beryllium Compounds, Inorganic

Description

White solid; Insoluble in water; [Hawley] White powder; [MSDSonline] Very slightly soluble in water; [ACGIH]

Sources/Uses

Used to make beryllium and beryllium oxide; [Merck Index] Used as the feedstock in the production of beryllium metal, oxides, and alloys; Exposure to BeH2O2 may occur during extraction of beryllium from ores; [ACGIH]

Comments

May cause severe damage to eyes; May cause beryllium sensitization; [MSDSonline] See "Beryllium" for one additional linked occupational disease.

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

5.0E-5 mg/m3, as Be, inhalable fraction

PEL (OSHA)

0.002 mg/m3, as Be, Ceiling(OSHA) = 0.005 mg/m3, as Be(0.025 mg/m3,as Be,for 30 min.peak per 8-hr shift)

IDLH (NIOSH)

4 mg/m3, as Be

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Beryllium compounds, n.o.s."

Adverse Effects
Fibrogenic

Yes

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: