RX 60 is an all purpose, broad use foul odor eliminator that is very concentrated and water soluble making it versatile for multiple applications. RX 60 is formulated with Airicide odor counteractant to change the geometries of odorous molecules so they are not perceived as unpleasant. This special formulation is many times more effective than ordinary deodorizers on a much wider array of odors. RX 60 works instantly to leave a pleasant residual effect as well. 1 gallon.