Combustion Limits/LHV 4.7 4 2.8 0.48 H2/N2 CH4/N2 CH4/CO2 C3H8/CO2 LHV 0.48 2.8 4 4.7 Volume % 16/84 28/72 40/60 18/82 Combustibility depends on the combination of composition and NOT on the heating value of the gas All rights reserved May 19