Agilent, 5080-8755, Refinery gas test sample, 1 Liter, 30 psig (2 bar). Approximate concentrations % volume/volume: 15% hydrogen, 5% propane, 1% propylene, 10% iso-butane, 2% iso-pentane, 1% n-pentane, 15% nitrogen, 5% methane, 5% n-butane, 10% 1-but

Refinery gas test sample, 1 Liter, 30 psig (2 bar). Approximate concentrations % volume/volume: 15% hydrogen, 5% propane, 1% propylene, 10% iso-butane, 2% iso-pentane, 1% n-pentane, 15% nitrogen, 5% methane, 5% n-butane, 10% 1-butene, 5% trans-2-butene, 5% cis-2-butene, 5% carbon dioxide, 5% carbon monoxide, 1% ethylene, and 10% ethane