API Nitra-Zorb Pouch Size 6

API® NITRA-ZORB filtration media is a ready-to-use pouch that can be added to your filter to remove ammonia, nitrite, and nitrate. NITRA-ZORB filtration media is made of natural and synthetic ion-exchange resins that selectively remove toxins from freshwater aquariums. NITRA-ZORB filtration media is completely phosphate-free and can be reused after recharging. 1 pack - size 6. >>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.

To recharge:

• dissolve 4 tablespoons (80 g) of API AQUARIUM SALT in 8 oz.(240 ml) of warm tap water.
• Soak pouch for 2 hours, then rinse lightly in tap water.
• When not in use, store pouch in recharging solution.