The mix ratio is 5000:1 (Fuel to Oxytane). This means that 10ml of Oxytane will treat 50L of fuel (Approx 1 full tank of fuel on a small or medium sized car). 20ml will treat 100L of fuel, which is perfect for 1 full tank on a larger car, pick-up truck of van.
Click on the following link for a step-by-step guide on how to use Oxytane. We also have a handy monthly calculator on our shop page that’s the best place to start when trying to understand how much Oxytane you will need.