Bio-Chem Zorb 159 grams

Combination chemical filter media for fresh and saltwater aquariumsRemoves dissolved organic waste and other aquarium pollutantsUse with FilStar or other canister filters for clean, clear aquarium waterPremium chemical filter media for effective removal of dissolved organic waste. FilStar Bio-Chem Zorb is composed of two organic scavenger resins and two ion-exchange resins, plus high-porosity activated carbon. Removes synthetic chemicals, organic pollutants, and metabolic byproducts from both fresh and saltwater aquariums. Makes water crystal clear by removing aquarium pollutants that cause discoloration and foul odors. Bio-Chem Zorb is also great for removing aquarium medications. Also removes toxic, heavy metals in freshwater. Use one pouch per every 55 gallons of aquarium water. Change every 1 - 3 months for best results.Please click on "More Information" for directions for use.