Chloroform (CHCl 3 ; trichloromethane)

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Chloroform (CHCl₃; trichloromethane)
Categories:	Fluid; Solvent
Key Words:	CHCl3
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Physical Properties	Original Value	Comments

Density	1.4832 g/cc @Temperature 20.0 °C
Viscosity	0.537 cP @Temperature 25.0 °C
Molecular Weight	119.38 g/mol
Vapor Pressure	0.09869 atm @Temperature 4.30 °C
	156.739 torr @Temperature 20.0 °C
Surface Tension	26.67 dynes/cm	at 25°C; Gamma

Chemical Properties	Original Value	Comments
Critical Pressure	53.9847 atm
Critical Temperature	263.28 °C
Critical Density	0.499 g/cc
Critical Molar Volume	239 cm³/mol

Electrical Properties	Original Value	Comments
Dielectric Constant	4.806
	6.76 @Temperature -60.0 °C
	3.7 @Frequency 100000 Hz

Thermal Properties	Original Value	Comments
Heat of Fusion	79.58 J/g	Enthalpy of fusion at normal melting point
Heat of Vaporization	244.9 J/g	Enthalpy of vaporization at normal boiling temperature
Specific Heat Capacity	0.538 J/g-°C @Temperature 25.0 °C	Vapor
Thermal Conductivity	0.00750 W/m-K @Temperature 26.9 °C	gas at saturation vapor pressure
	0.117 W/m-K @Temperature 25.0 °C
	0.0111 W/m-K @Pressure 0.100 MPa, Temperature 127 °C	gas
	0.0151 W/m-K @Pressure 0.100 MPa, Temperature 227 °C	gas
Melting Point	-63.41 °C	At atmospheric pressure (760 torr)
Boiling Point	61.17 °C @Pressure 0.101 MPa

Optical Properties	Original Value	Comments
Refractive Index	1.4459 @Temperature 20.0 °C, Wavelength 589.3 nm	Na D line

Descriptive Properties
Antoine's Vapor Pressure A Parameter	15.9732
Antoine's Vapor Pressure B Parameter	2696.79
Antoine's Vapor Pressure C Parameter	-46.16
Antoine's Vapor Pressure Formula	ln π_p = A - B/(T+C)	P in mmHg and T in K
CAS registry number (CARN)	67-66-3
Chemical Formula	CHCl₃
Critical Compressibility (Zc)	0.293
Dipole moment (p/C.m)	3.669E-28
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	394.81
Dynamic Viscosity Parameter B	246.5
Molar Heat Capacity (298K)	64.22 J/mol-K
Molar Heat Capacity of Vapor a Parameter	23.9869
Molar Heat Capacity of Vapor b Parameter	0.1892
Molar Heat Capacity of Vapor c Parameter	-0.000184
Molar Heat Capacity of Vapor d Parameter	6.653E-09
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³	C_p in J/mol-K
UV cut-off (nm)	245

References for this datasheet.

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VORG008 / 74519

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