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Germanium tetrahydride

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Synonyms & Trade Names
Germane, Germanium hydride, Germanomethane, Monogermane [Note: Used chiefly for the production of high purity germanium for use in semiconductors.]
CAS No.
7782-65-2
RTECS No.
LY4900000
DOT ID & Guide
2192 119
Formula
GeH₄
Conversion
1 ppm = 3.13 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 0.2 ppm (0.6 mg/m3)
OSHA PEL
none See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless gas with a pungent odor. [Note: Shipped as a compressed gas.]
Molecular Weight
76.6
Boiling Point
-127°F
Freezing Point
-267°F
Solubility
Insoluble
Vapor Pressure
>1 atm
Ionization Potential
11.34 eV
Flash Point
NA (Gas)
Upper Explosive Limit
?
Lower Explosive Limit
?
Relative Gas Density
2.65
Flammable Gas (may ignite SPONTANEOUSLY in air).
Incompatibilities & Reactivities
Bromine
Exposure Routes
inhalation
Symptoms
malaise (vague feeling of discomfort), headache, dizziness, fainting; dyspnea (breathing difficulty); nausea, vomiting; kidney injury; hemolytic effects
Target Organs
central nervous system, kidneys, blood
Personal Protection/Sanitation
(See protection codes)
Skin:No recommendation
Eyes:No recommendation
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
First Aid
(See procedures)


Breathing:Respiratory support
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1244
Page last reviewed: October 30, 2019
Content source: National Institute for Occupational Safety and Health