Air,0
Argon,1
Carbon Dioxide,2
Nitrogen,3
Oxygen,4
Helium,5
Carbon Monoxide,6
Ethylene,7
Ethane,8
n-Butane,9
i-Butane,10
Propane,11
Deuterium,12
Hydrogen,13
Nitrous Oxide,14
Methane,15
Neon,16
Krypton,17
Sulfur Hexafluoride,18
Xenon,19
Acetylene,20
25CO2/75Ar,21
10CO2/90Ar,22
8CO2/92Ar,23
2CO2/98Ar,24
75CO2/25Ar,25
75He/25Ar,26
25He/75Ar,27
He A1025,28
StargonCS,29
95Ar/5CH4,30
