System: helium

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Available physical property data:

Property	Phase	No. of tables	No. of lines	Data
2nd virial coefficient	gas	38	192	View
2nd virial coefficient, Berlin form	gas	1	2	View
3rd virial coefficient	gas	4	18	View
4th virial coefficient	gas	1	9	View
acentric factor Omega	-	4	4	View
adiabatic compressibility	gas	1	36	View
boiling temperature	-	3	3	View
Change of pressure with temperature	-	1	76	View
compressibility factor	gas	3	118	View
critical compressibility factor	-	5	5	View
critical density	-	4	4	View
critical pressure	-	34	36	View
critical temperature	-	41	43	View
critical volume	-	29	31	View
density	solid	3	98	View
density	-	9	596	View
density	liquid	40	2022	View
density	gas	103	6727	View
dielectric constant	gas	5	72	View
dielectric constant	liquid	6	66	View
diffusion coefficient	gas	4	47	View
enthalpy	gas	19	2033	View
enthalpy	liquid	3	87	View
enthalpy of formation	gas	2	41	View
enthalpy of fusion	-	3	3	View
enthalpy of vaporization	-	4	48	View
entropy	liquid	3	87	View
entropy	gas	17	1992	View
equilibrium constant of formation	gas	1	40	View
free enthalpy of formation	gas	1	1	View
fusion pressure	-	7	80	View
fusion temperature	-	7	80	View
heat capacity	liquid	1	1	View
heat capacity	gas	1	25	View
heat capacity (cp)	gas	7	984	View
heat capacity (cp)	liquid	4	99	View
heat capacity (cv)	solid	1	34	View
heat capacity (cv)	-	4	216	View
heat capacity (cv)	liquid	5	126	View
heat capacity (cv)	gas	12	753	View
heat capacity ratio	gas	1	36	View
isothermal compressibility factor	gas	5	471	View
Joule Thomson coefficient	gas	2	13	View
melting point	-	2	2	View
normal boiling point	-	8	8	View
octanol/water partition coefficient	-	3	3	View
phase transition density	-	2	15	View
phase transition pressure	-	2	7	View
PVT-data	-	2	123	View
refractive index, Na-D-line	liquid	1	1	View
sound velocity	liquid	4	195	View
sound velocity	gas	19	1041	View
surface tension	liquid	4	25	View
temperature of phase transition	-	3	16	View
thermal conductivity	-	1	244	View
thermal conductivity	liquid	13	166	View
thermal conductivity	gas	126	3384	View
thermal conductivity	solid	2	24	View
UNIQUAC area parameter	-	1	1	View
UNIQUAC volume parameter	-	1	1	View
vapor pressure	-	30	520	View
viscosity, dynamic	liquid	8	215	View
viscosity, dynamic	gas	134	2362	View
viscosity, dynamic	-	1	69	View
volume	gas	35	3339	View
volume	solid	1	4	View
volume	-	2	185	View
volume	liquid	12	313	View