List of Constants and Default CO2 emission factors

Table 78: List of Constants and Default CO2 emission factors

Name Unit Value Comment
Molecular weights
CaCO3 g/mol 100,087
MgCO3 g/mol 84,314
CaO g/mol 56,078
MgO g/mol 40,304
CO2 g/mol 44,010
Ca g/mol 40,078
Mg g/mol 24,305
Fuel CO2 factors
Fossil fuels
coal + anthracite kg CO2/GJ 96 IPCC defaults are: 94.6 for coking coal and other bituminous coal, 96.1 for sub-bituminous coal, and 98.3 for anthracite
petrol coke kg CO2/GJ 92,8 Based on measurements compiled by CSI Task Force 1. See Guidance Document, Appendix 4 for details.
(ultra) heavy fuel kg CO2/GJ 77,4 IPCC default for residual fuel oil.
diesel oil kg CO2/GJ 74,1
natural gas (dry) kg CO2/GJ 56,1
oil shale kg CO2/GJ 107
lignite kg CO2/GJ 101
gasoline kg CO2/GJ 69,3
Alternative fossil fuels
waste oil kg CO2/GJ 74 Based on measurements compiled by CSI Task Force 1. See Guidance Document, Appendix 4 for details.
tyres kg CO2/GJ 85 Best estimate of CSI Task Force 1
tyres - % biomass % biomass 27,0% Best estimate of CSI Task Force 1
plastics kg CO2/GJ 75 Best estimate of CSI Task Force 1
solvents kg CO2/GJ 74 Based on measurements compiled by CSI Task Force 1. See Guidance Document, Appendix 4 for details.
impregnated saw dust kg CO2/GJ 75 Best estimate of CSI Task Force 1
mixed industrial waste kg CO2/GJ 83 Best estimate of CSI Task Force 1
other fossil based wastes kg CO2/GJ 80 Best estimate of CSI Task Force 1
Biomass fuels
dried sewage sludge kg CO2/GJ 110 = IPCC default for solid biomass fuels
wood, non impregnated saw dust kg CO2/GJ 110 = IPCC default for solid biomass fuels
paper, carton kg CO2/GJ 110 = IPCC default for solid biomass fuels
animal meal kg CO2/GJ 89 Based on measurements compiled by CSI Task Force 1. See Guidance Document, Appendix 4 for details.
animal bone meal kg CO2/GJ 89 Best estimate of CSI Task Force 1
animal fat kg CO2/GJ 89 Best estimate of CSI Task Force 1
agricultural, organic, diaper waste, charcoal kg CO2/GJ 110 = IPCC default for solid biomass fuels
other biomass kg CO2/GJ 110 = IPCC default for solid biomass fuels

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Cement CO2 and Energy Protocol, Internet Manual, created 08.12.2014