Agent Name

Beryllium hydride

CAS Number

7787-52-2

Formula

Be-H2

Major Category

Metals

Synonyms

UN3134

Category

Beryllium Compounds, Inorganic

Description

White solid; [Hawley] White to light-grey lumps or powder; [MSDSonline]

Sources/Uses

Used experimental rocket fuels; [Hawley] Potential high-energy fuel; Dissociates at 130 deg C; [Ullmann]

Comments

Reacts with water evolving hydrogen; [Hawley] Liberates hydrogen on contact with water; An irritant; May cause serious eye injury; Inhalation may cause chemical pneumonitis and chronic beryllium disease; May cause skin 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 "Water-reactive solid, toxic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Fibrogenic

Yes

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: