About: 2.5lb FreshWater MPS Chlorine-Free Oxidizer is a non-chlorine shock oxidizer treatment with a buffering element that eliminates odors and clears cloudy water by reducing irritating contaminants. This product should be used in conjunction with other sanitizers like chlorine, bromine, silver ion cartridges etc.

Compatible With: Freshwater Ozone System, Freshwater Salt System, Frog @ease system, Bromine system.

Instructions on bottle.