When it was available, REFPROP 9 used a single-user license key for Windows. It did not require an internet connection after activation. Pricing in 2024 dollars would have been approximately:
The benefits of using NIST REFPROP 9 are numerous. Some of the most significant advantages include: nist refprop 9
Unlike simple lookup tables, REFPROP 9 uses highly sophisticated mathematical equations of state to compute precise fluid behaviors over a massive range of temperatures, pressures, and densities. Core Capabilities and Supported Fluids When it was available, REFPROP 9 used a
: REFPROP 9.x has been superseded by version 10.0 , which includes further accuracy improvements, a streamlined one-command calling system, and many performance optimizations. Some of the most significant advantages include: Unlike
"When the solar flare hits and the quantum networks fail," he said quietly, "when the AI hallucinates the wrong critical point and everyone forgets how to do a triple-point calculation by hand... we'll still have REFPROP 9. And we'll still survive."