Peak-ABC for Calorific Value can report Average Molecular Weight, Gross Calorific Value, Net Calorific Value, Gross Wobbe Index, Net Wobbe Index, Combustion Potential, Density, Relative Density, Gasification Rate, Critical Temperature, Critical Pressure and Air needed for combustion under three different temperatures (0, 15, 20 degrees centigrade) as per ASTM D3588.