DICHLOROSILANE SiH2Cl2
General Characteristics
Dichlorosilane is a highly toxic, colourless, flammable and liquefied gas with a sharp, pungent odor. It hydrolyses on contact with water to form hydrochloric acid.
Physical Information
Molecular Weight
100.99
Flammability Limits in air
4.1-98.8%
Specific Gravity,
Gas @ 70& degF(21.1&degC),
1 atm(Air=1)
3.52
Density,
Gas @ 70&degF(21.1&degC), 1 atm
0.26lbs/ft^3 (4.18kg/m^3)
Specific Volume,
Gas @ 70&degF(21.1&degC), 1 atm
3.85ft^3/lb (0.239m^3/kg)
Boiling Point @ 1 atm
46.8&degF (8.2&degC)
Melting Point @ 1 atm
-187.6&degF (-122.0&degC)
Critical Temperature
348.8&degF (176.0&degC)
Toxicity
TLV-TWA
5 ppm