Getting Nitro Beer into the can or bottle requires attention and care. The Chart Liquid Nitrogen Doser can ensure the nitrogen levels in your beer are spot on in the can or bottle by adding a quick dose of liquid nitrogen just prior to capping or seaming. Additionally, the LN2 doser can be used to evacuate headspace air in packaged products. Packages and pressures vary but AC Beverage and Chart are experts at LN2 dosing. Let us show you the process we have developed.