Robuta

https://www.nist.gov/publications/speed-sound-and-other-related-thermodynamic-properties-calculated-aga8-detail Speed of Sound and Other Related Thermodynamic Properties Calculated From the AGA8 Detail... Jun 2, 2021 - The AGA8 Detail Characterization Method allows for the calculation of the compressibility factor (or pressure) for a natural gas mixture given known conditions speed of sound