NIOSH Pocket Guide to Chemical Hazards

Germanium tetrahydride

CAS 7782-65-2


RTECS LY4900000
Synonyms & Trade Names
Germane, Germanium hydride, Germanomethane, Monogermane [Note: Used chiefly for the production of high purity germanium for use in semiconductors.]
DOT ID & Guide
2192 119


NIOSH REL: TWA 0.2 ppm (0.6 mg/m3)
OSHA PEL†: none
IDLH N.D. See: IDLH INDEX Conversion 1 ppm = 3.13 mg/m3
Physical Description
Colorless gas with a pungent odor. [Note: Shipped as a compressed gas.]
MW: 76.6
BP: -127°F
FRZ: -267°F
Sol: Insoluble
VP: >1 atm
IP: 11.34 eV
RGasD: 2.65

Fl.P: NA (Gas)
UEL: ?
LEL: ?

Flammable Gas (may ignite SPONTANEOUSLY in air).
Incompatibilities & Reactivities
Measurement Methods
None available
See: NMAM or OSHA Methods
Personal Protection & Sanitation (See protection)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation

First Aid (See procedures)

Breathing: Respiratory support

Important additional information about respirator selection
Respirator Recommendations Not available.
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
See also: INTRODUCTION   See ICSC CARD: 1244