Hydrocarbon Mixtures - Average Boiling Points vs. Gravity and Molecular Weights

Calculate average boiling point (ABP) of hydrocarbon mixtures based on molecular weight and specific gravity using Riazi-Daubert correlations. Two equations are provided: one for molecular weights 70-300 and another for 300-700.

Calculator

Inputs

Average Molecular Weight (M) (g/mol)

Specific Gravity at 60°F (S) (dimensionless)

Results

Equation Used--

ABP (Equation 1) - Kelvin-- K

ABP (Equation 2) - Kelvin-- K

ABP (Equation 1) - Celsius-- °C

ABP (Equation 2) - Celsius-- °C

ABP (Equation 1) - Fahrenheit-- °F

ABP (Equation 2) - Fahrenheit-- °F

Molecular Weight (g/mol)	Specific Gravity	Equation	ABP (K)	ABP (°C)	ABP (°F)
125	0.763	Eq. (1)	418	145	293
125	0.763	Eq. (2)	423	150	302
391	0.955	Eq. (2)	737	464	867