Aspen Physical Property System - Physical Property Models

= 0.00979
Perform the necessary conversions and enter the parameters as:
= 0.3524
= 1.6815
= 0.00520
Parameter Sources
Binary and ternary parameters for the Pitzer model for various electrolyte
systems are available from Pitzer's series on the thermodynamics of
electrolytes. These papers and the electrolyte parameters they give are:
Reference Parameters available
(Pitzer, 1973) Binary parameters (� (0) , � (1) , C � ) for 13
dilute aqueous electrolytes
(Pitzer and Mayorga, 1973) Binary parameters for 1-1 inorganic
electrolytes, salts of carboxylic acids (1-1),
tetraalkylammonium halids, sulfonic acids
and salts, additional 1-1 organic salts, 2-1
inorganic compounds, 2-1 organic
electrolytes, 3-1 electrolytes, 4-1 and 5-1
electrolytes
(Pitzer and Mayorga, 1974) Binary parameters for 2-2 electrolytes in
water at 25�C
(Pitzer and Kim, 1974) Binary and ternary parameters for mixed
electrolytes, binary mixtures without a
common ion, mixed electrolytes with three
or more solutes
(Pitzer, 1975) Ternary parameters for systems mixing
doubly and singly charged ions
(Pitzer and Silvester, 1976) Parameters for phosphoric acid and its buffer
solutions
(Pitzer, Roy and Silvester, 1977) Parameters and thermodynamic properties
for sulfuric acid
(Silvester and Pitzer, 1977) Data for NaCl and aqueous NaCl solutions
(Pitzer, Silvester, and Peterson, 1978) Rare earth chlorides, nitrates, and
perchlorates
(Peiper and Pitzer, 1982) Aqueous carbonate solutions, including
mixtures of sodium carbonate, bicarbonate,
and chloride
(Phutela and Pitzer, 1983) Aqueous calcium chloride
(Conceicao, de Lima, and Pitzer, 1983) Saturated aqueous solutions, including
mixtures of sodium chloride, potassium
chloride, and cesium chloride
2 Thermodynamic Property Models 145