helmholtzToProps_phCalculate property record for pressure and specific enthalpy as states from dimensionless Helmholtz function  | 
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| f | 
         Type: HelmholtzDerivs Description: Dimensionless derivatives of Helmholtz function  | 
    
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| pro | 
         Type: ThermoProperties_ph Description: Property record for pressure and specific enthalpy as dynamic states  | 
    
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