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API Nitra-Zorb (6 pouch / For 55 USG)
NITRA-ZORB filtration media is scientifically proven to remove aquarium toxins.
Follow API Easy Care Guide and use NITRA-ZORB when:
NITRA-ZORB is a ready-to-use filter media pouch that can be added to your filter to remove ammonia, nitrite, and nitrate. NITRA-ZORB is made of natural and synthetic ion-exchange resins that selectively remove toxins from freshwater aquariums. NITRA-ZORB is completely phosphate-free and can be reused after recharging.
We’ve proven how well NITRA-ZORB works in reducing ammonia and nitrite levels! Do you want to know how?
Directions: Rinse pouch under tap water. Place pouch in path of water flow in the aquarium filter. For a new aquarium or when ammonia or nitrite is detected: recharge every 5 days for the first month, and then every 2 weeks for the second month. For an established aquarium: recharge every 2 weeks. When nitrate is detected: recharge every 5 days until nitrate is reduced to 20ppm (mg/L) or less. Replace pouch after 2 months.