
Density  public static double density(double concentration) 
Viscosity  public static double viscosity(double concentration, double temperature) 
Refractive Index  public static double refractIndex(double concentration, double wavelength, double temperature) 
Mole Fraction  public static double moleFraction(double concentration) 
Molecular Weight  public static double MOLWEIGHT 
Concentration conversions  public static double molarToGperl(double molar) 
public static double gperlToMolar(double gperl) 