Antoine Equation Calculator (Online & Free)

Chemical Tweak presents Antoine Equation Calculator, which helps you quickly calculate vapour pressure or temperature. Using this free tool, you can find pressure at any temperature or solve for temperature at a given pressure, using a built-in chemical database or your own constants.

Antoine Equation Calculator

Antoine's Equation Calculator

log₁₀(P) = A - B/(C + T)
Calculate vapor pressure and temperature relationships using Antoine's equation. Choose from our chemical database or input custom constants.

Input Parameters

Results

Vapor Pressure: - mmHg
Temperature: - °C
log₁₀(P): -