Removes dissolved wastes. Removes toxic heavy metals in freshwater. Does not remove trace elements from saltwater aquariums. Makes water clear by removing pollutants that cause discoloration and foul odors. Chemical Filtration Media. Composed Of Two Organic Scavenger Resins And Two Ion-Exchange Resins. Also Contains A High Porosity Activated Carbon. Filtes Water To A Level Not Achieved By Carbon Alone. 10 OUNCES
