Fritz FritzZyme 9 Saltwater Live Nitrifying Bacteria 16oz

FritzZyme 9 is formulated with specialized strains of live nitrifying bacteria, designed to effectively minimize fish loss caused by harmful ammonia and nitrite levels in saltwater aquariums.

• Usage Guidelines: For new setups, add 4 oz (119 ml / ½ cup) for every 5 US gallons (19 L). In systems with heavy livestock, you can safely increase the initial dose up to 10 times. For maintaining established tanks, apply 2 oz (60 ml / ¼ cup) per 5 US gallons (19 L). This is a live product; avoid freezing.