Silicon tetrahydride
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Synonyms & Trade Names
Monosilane, Silane, Silicane
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CAS No.
7803-62-5
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RTECS No.
VV1400000
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DOT ID & Guide
2203 116
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FormulaSiH4
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Conversion
1 ppm = 1.31 mg/m3
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IDLH
N.D.
See: IDLH INDEX
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Exposure Limits
NIOSH REL: TWA 5 ppm (7 mg/m3)
OSHA PEL†: none
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Measurement Methods
None available
See: NMAM or OSHA Methods |
Physical Description
Colorless gas with a repulsive odor.
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MW: 32.1
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BP: -169°F |
FRZ: -301°F |
Sol: Decomposes |
VP: >1 atm |
IP: ? |
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Fl.P: NA (Gas) |
UEL: ? |
LEL: ? |
RGasD: 1.11 |
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| Flammable Gas (may ignite SPONTANEOUSLY in air). |
Incompatibilities & Reactivities
Halogens (bromine, chlorine, carbonyl chloride, antimony pentachloride, tin(IV) chloride), water
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Exposure Routes
inhalation
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Symptoms
irritation eyes, skin, mucous membrane; nausea, headache
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Target Organs
Eyes, skin, respiratory system, central nervous system
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Personal Protection/Sanitation
(See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
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First Aid
(See procedures)
Breathing: Respiratory support
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Respirator Recommendations
Not available.
Important additional information about respirator selection |
| See also: INTRODUCTION
See ICSC CARD: 0564
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