DrTim’s Aquatics Ammonium Chloride Solution for Fishless Cycling - 8 oz., Treats 400 gal. - Fish Tank aner for Saltwater, Freshwater & Reef Aquariums

Cycling Without Fish: Safely initiates the nitrogen cycle in new aquariums; perfect for freshwater, marine, and reef fish tanks of various sizes. Accurate Dosing Power: Each ml contains 40 mg of total ammonia-nitrogen (TAN); dose 4 drops per gallon to simulate organic waste buildup. Treats 400 Gallons: Large 8 oz bottle conditions water for up to 400 gallons-ideal for repeated use in multiple tanks or during full setups. Tank Setup Essential: Pairs with aquarium test kits, vitamins, and conditioners to create a stable base for betta fish, turtles, and tropical species. Aquarium Hobbyist Favorite: Commonly used with One & Only and other cycling tools-designed for consistent preparation of tap water environments.