Exchanged Species Card Syntax (-R)

Character string (e.g., van Genuchten, porosity, m^3/s, Roe Superbee)

Integer (no alpha characters, special characters, or punctuation) (e.g., 1, 32, 195634)

Real (decimal points and exponential notation allowed) (e.g., 0, 0.0, 1.e-12, 1.E+3, 2.345)

Keyword (exact formatting required) (e.g., file, ~Solution Control Card, binary file)

Select ion exchange activity model

Gaines-Thomas Convention

Number of Exchange Sites,Gaines-Thomas,

Repeat

Repeat for Number of Exchanged Species

Exchanged Species Name,Adsorbed Cation Name,Exchange Site Number,

Vanselow Convention

Number of Exchange Sites,Vanselow,

Repeat

Repeat for Number of Exchanged Species

Exchanged Species Name,Adsorbed Cation Name,Exchange Site Number,

Gapon Convention

Number of Exchange Sites,Gapon,

Repeat

Repeat for Number of Exchanged Species

Exchanged Species Name,Adsorbed Cation Name,Exchange Site Number,