Posted Calculations/Analytical Test Methods
The analytical test method that covers the determination of the chemical composition of natural gas is GPA (Gas Processors Association) Standard 2261-00.
The calculation used to determine the CHDP (cricondentherm) is the Peng Robinson Revised equation of state.
Sulfur (H2S) Report
ASTM D 4468-85 Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and Rateometric Colorimetry.
Perry Gas Streams
ASTM D 5504-94 Standard Test Method for Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Chemiluminescence.