1035 Ammonium Chloride Dry 500gm, Fritz.
Lets you provide a fully established biological filter for your delicate fish, without risking introduction of disease from "cycling stock", contaminants from the "wrong" ammonia. Additional info available at Fritz Pet Products. Select "How to Start My Aquarium with Ammonium Chloride." Treats 44,000 gallons - keeps as long as you keep it dry and tightly closed.
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