Kent Marine Nitrogen Sponge test kits Complete water flow control prevents

Complete water flow control prevents spillage

The carbon is weighed after and the amount of loss measured

Use KENT Marine Kalkwasser

Height of intake side: center 2

Add 10 ml (2 tsp) per 50 gallons of aquarium capacity every week for three weeks

Kent Marine Nitrogen Sponge test kits Complete water flow control preventsKENT MARINE NITROGEN SPONGE is a granular zeolitic medium that directly adsorbs ammonia in freshwater and fosters anaerobic bacteria growth to reduce nitrate levels in both marine and freshwater aquariums. Directions Use 1 cup for each 20 gallons of aquarium water. More can be used for greater effectiveness. Rinse with fresh water before use (preferably reverse osmosis or de ionized water). Place in a large mesh bag (800 micron) or a canister filter,