Fritz Aquatics, Fritz Aquatics 9 Nitrifying Bacteria for Saltwater Aquariums, 16 oz

Product Description FritzZyme 9 contains specific strains of live nitrifying bacteria proven to reduce fish loss due to toxic levels of ammonia and nitrite. Product Benefits Ingredients Suggestions Use Instructions:For a new system, dose 4 oz (119 ml / ½ cup) per 5 US gallons (19 L). For a large livestock system, new system dosage may be safely increased up to 10x. For established systems, use 2 oz (60 ml / ¼ cup) per 5 US gallons (19 L).Live product. Do not freeze Special Note Warnings DisclaimerPeta2z.com offers nationally branded products that are produced according to manufacturing standards set by regulators at everyday low prices. Do not use unproven, unbranded products, which can pose serious risks to your health.