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Hydrogen Sulfide

Silicon Hydride, Silane: SiH4

Molecular weight g/mol: 32.117 
Purity: 99.9995%
CAS: 7803-62-5 EC: 232-263-4 UN: 2203 
Typical Filling Pressure: 15 °C: 50–100 bar(a)770 °F: 700 psi(g) 
Characteristics: Flammable. Colourless gas with repulsive odour. Forms white fumes at leakage. 
Mixtures with more than 3% silane ignites spontaneously in air. 

Liquid State  
Density at b.p. 1 atm kg/l: 0.5826
Density 20 °C kg/l:  
Vapor pressure 20 °C bar:  
Specific heat kJ/kg*K:  
Rel.Spec.wgt, air=1 (15 °C.1 bar): 1.12
Density 15 °C 1 atm kg/m3: 1.37
Gaseous state  
Specific heat (15 °C) kJ/kg* K:   1.307
Thermal conductivity µW/cm• K:  
Solubility in water at P=1 bar l/kg:  
Boiling point (1 atm)  
Temp. °C: -112.2  
Heat of vaporization kJ/kg 387.8  
Critical point  
Temp. °C: 3.5  
Pressure bar: 48.43
Density kg/l: 0.2420  
Flammability in air  
Lower limit % volume: 1.0
Upper limit % volume: 100

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