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Title: Theory And Application Of Gas Chromatography
Author: Paul E. Kizer
Source: 2005 Appalachian Gas Measurement Short Course
Year Published: 2005
Abstract: Most natural gas custody transfer contracts today use MMBtu rather than Mcf as the accounting units of gas transfer. 1 MMBtu 1 dekaTherm Btu is the three letter acronym for British thermal unit. One Btu is the quantity of heat required to raise the temperature of one pound of water from 58.5F to 59.5F (about 1055.056 joules (SI)). Heat, Btus, is gained from the burning of Natural Gas, that is Oxidation, as is shown in the chemical equations below: