API Nitra-Zorb 7.4oz Circulation Pump Omega 6 fatty acids are

Omega 6 fatty acids are extremely valuable to freshwater species for strong immune systems and cell wall development

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API Nitra-Zorb 7.4oz Circulation Pump Omega 6 fatty acids areAPI 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.