Our popular E95 (95% ethanol denatured with 1.5-5.0% natural gasoline) in a 1 gallon size. Can be used in anything from racing to ethanol fireplaces and stoves. A great all around fuel in the perfect size. Renewable Fuel for Alt Fuel Vehicles. Octane Numbers: 109 RON, 90 MON = 99.5 R+M/2.