API Nitra Zorb Size 6 - Filter Media Removes Nitrate/Nitrite

NITRA-ZORB is a ready-to-use filter media pouch, 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.


  • Removes ammonia, nitrite & nitrate
  • Can be re-used after re-charging
  • Made from natural and synthetic ion-exchange resins

Rinse pouch under tap water. Place pouch in path of water flow in the aquarium filter.

For New Aquariums or When Ammonia/Nitrite is Detected:
Recharge every 5 days for the first month, and then every 2 weeks for the second month.

For Established Aquariums:
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.

To Recharge:
Dissolve 4 tablespoons of API® AQUARIUM SALT in 240ml of warm tap water. Soak pouch for 2 hours, then rinse lightly in tap water. When not in use, store pouch in recharging solution.


Brand API
Model # 110A
Barcode # 0317163011102
Shipping Weight 0.2500kg