Heavy Water, Deuterium Oxide, D 2 O

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Heavy Water, Deuterium Oxide, D₂O
Categories:	Fluid
Key Words:	Deuterated Water, D2O
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Physical Properties	Original Value	Comments

Density	1.0635 g/cc @Temperature 100 °C	at 1 bar
	1.0712 g/cc @Temperature 90.0 °C	at 1 bar
	1.0783 g/cc @Temperature 80.0 °C	at 1 bar
	1.0847 g/cc @Temperature 70.0 °C	at 1 bar
	1.0905 g/cc @Temperature 60.0 °C	at 1 bar
	1.0957 g/cc @Temperature 50.0 °C	at 1 bar
	1.1001 g/cc @Temperature 40.0 °C	at 1 bar
	1.1034 g/cc @Temperature 30.0 °C	at 1 bar
	1.1044 g/cc @Temperature 25.0 °C	at 1 bar
	1.105 g/cc @Temperature 20.0 °C	at 1 bar
	1.1053 g/cc @Temperature 3.80 °C	at 1 bar
	1.1055 g/cc @Temperature 5.00 °C	at 1 bar
	1.1056 g/cc @Temperature 15.0 °C	at 1 bar
	1.1057 g/cc @Temperature 10.0 °C	at 1 bar
Viscosity	1.2467 cP @Temperature 20.0 °C	Dynamic Viscosity
Molecular Weight	20.027 g/mol
Vapor Pressure	0.02734 bar @Temperature 20.0 °C
Surface Tension	71.87 dynes/cm @Temperature 20.0 °C

Chemical Properties	Original Value	Comments
Critical Pressure	216.71 bar
Critical Temperature	370.7 °C
Critical Density	0.356 g/cc
Critical Molar Volume	56.0 cm³/mol

Electrical Properties	Original Value	Comments
Dielectric Constant	78.06 @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
Heat of Vaporization	2064 J/g
CTE, linear	57.0 µm/m-°C @Temperature 20.0 °C	converted to linear from cubic CTE
Specific Heat Capacity	4.228 J/g-°C @Temperature 20.0 °C
Thermal Conductivity	0.595 W/m-K @Temperature 20.0 °C	liquid
	0.0270 W/m-K @Pressure 0.100 MPa, Temperature 127 °C	gas
	0.0365 W/m-K @Pressure 0.100 MPa, Temperature 227 °C	gas
	0.0476 W/m-K @Pressure 0.100 MPa, Temperature 327 °C	gas
Melting Point	3.82 °C
Boiling Point	101.42 °C

Descriptive Properties
Antoine's Vapor Pressure B Parameter	0
Antoine's Vapor Pressure C Parameter	0
CAS Number	7789-20-0
Critical Compressibility (Zc)	0.225
Dipole moment (p/C.m)	6.338E-28
Molar Heat Capacity (298K)	0 J/mol-K

References for this datasheet.

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