Nist Refprop 9 Jun 2026

REFPROP 9 significantly improved the handling of mixtures containing highly polar components (like water or ammonia) with non-polar gases. The extended corresponding states (ECS) model was refined to reduce computational time while maintaining accuracy.

REFPROP 9 is optimized for the Microsoft Windows environment. Windows XP through Windows 11. Storage: Less than 250 MB of available hard disk space. nist refprop 9