**HYDROGENSULFIDE**

HydrogenSulfide provides high accuracy thermodynamic properties for hydrogen sulfide (MW 34.076 g/gmole) using the Fundamental Equation of State as presented by:

Sakoda, N. and Uematsu, M., "A Thermodynamic Property Model for Fluid Phase Hydrogen Sulfide,"

Int. J. of Thermophysics, Vol. 25, No. 3, 2004

Enthalpy and entropy values are referenced to zero at 298.15 K, 100 kPa, in the ideal gas state. The reference state can be changed using the $Reference directive.

~~Range of applicability for equation of state:~~

187.7 K < T < 760 K

0 < P <170 MPa

__Thermal conductivity and viscosity correlations were fit to tabular data provided in:__

"Properties of Inorganic and Organic Fluids"

Edited by C.Y. Ho

Authored by: P.E. Liley, T. Makita, and Y. Tanaka.

CINDAS Data Series of Material Properties, Vol V-1

Hemisphere Publishing Corporation

__Range of applicability for transport function correlations:__

Gas-phase viscosity: 250 K to 500K

Liquid-phase viscosity: 190 K to 350 K

Gas-phase thermal conductivity: 213 K to 600 K

Liquid-phase thermal conductivity:190 K to 340 K (These data are from Yaws, Carl L., ed. ** Chemical Properties Handbook**. New York: McGraw-Hill, 1999.)

__Surface tension data are provided using the information in:__

Mulero, A., Cachadina, I, and Parra, M.

"Recommended Correlations for the Surface Tension of Common Fluids"

J.Phys. Chem Ref. Data, Vol. 41, No.4, 2012