The Vapor Liquid Equilibrium Database

Binary VLE Data for Low Boiling Components

This section contains the available binary VLE data.  The current focus is on hydrocarbons and low temperature boiling substances including helium, argon, nitrogen, carbon monoxide, carbon dioxide and hydrogen sulfide.

The data is sorted by system and by relative volatility.  For example, data for the methane propane system can be found in Methane Systems while data for Propane n-Butane can be found in the Propane Systems.


Helium Systems

Hydrogen Systems

Nitrogen Systems

Argon Systems

Methane Systems

Ethylene Systems (recheck)

Ethane Systems

Propylene Systems

Propane Systems

1,3-Butadiene Systems(check alpha)

1-Butene Systems(check alpha)