#ifndef TPX_HFC134_H
#define TPX_HFC134_H

#include "cantera/tpx/Sub.h"

namespace tpx
{
class HFC134a : public Substance
{
public:
    HFC134a() {
        m_name = "HFC-134a";
        m_formula = "C2F4H2";
    }
    ~HFC134a() {}

    double MolWt();
    double Tcrit();
    double Pcrit();
    double Vcrit();
    double Tmin();
    double Tmax();
    char* name();
    char* formula();

    double Pp();
    double fp();
    double up();
    double sp() {
        return (up() - fp())/T + m_entropy_offset;
    }
    double Psat();
    //    double dPsatdT();
private:
    double ldens();
};
}
#endif // ! HFC134_H

