Vinyl Chloride Monomer (VCM)
Chemical Name
Molecular Formula
Molecular Weight
Risk Class
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Vinyl Chloride Monomer, Chloroethylene, Chloroethene
C2H3Cl
62.5
Flammable
Physical and Chemical Properties
Physical State (20oC)
Form
Colour
Olfactory Threshold
Boiling Point
Melting Point/Range
Critical Point
Flash Point
Autoignition Temperature
Explosive Limits
Lower
Higher
Vapour Pressure
Vapour Density
Density
Solubility
Water
Solvents
Partition Coefficient (n-octanol/water)
Other Data
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Gaseous
liquefied gas
Colorless
3000 ppm
-13.8oC
-153.71oC
158.4oC
Closed cup
: -78oC
o
472 C
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3.6% v/v
33% v/v
(0oC)
(20oC)
(48oC)
(15oC)
liquid :
(20oC)
(-14oC)
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1750 hPa (mbar)
3400 hPa (mbar)
7600 hPa (mbar)
2900 hPa (mbar)
: 8 kg/m3
: 910 kg/m3
: 970 kg/m3
9.15 g/l @ 20.5oC
Soluble in most organic solvents
log Kow
: 1.58 @ 22oC
Relative vapor density / air : 2.15
Refractive index (20oC)
: 1.37
Critical temperature (Pc) : 55900 hPa
Henry’s constant:
2.82E+03 Pa.m3/mole @ 24.8oC
o
Viscosity (20 C) :
0.0011 mPa.s