No matter the size of your aquarium, Instant Ocean sea salts and water care products offer the smartest, easiest way to bring the ocean home. Our scientifically formulated sea salts are used exclusively by many of the leading large-scale aquariums and research facilities across the country.With patented nitrifying bacteria, Instant Ocean BIO-Spira accelerates the establishment of the bio-filter in newly setup saltwater aquariums to prevent new tank syndrome. The live bacteria start working immediately to provide a safe and healthy environment for your fish without the long wait. BIO-Spira can also be used after a water change, when adding new fish or after medicating. This patented mix of nitrococcus, nitrosomonas, nitrosospira and nitrospira is proven to work. The shelf-stable formula does not require refrigeration. Treats up to 30 gallons.Instant Ocean offers a full line of products, including sea salt, water treatments, test kits and accessories, to make sure your saltwater aquarium remains vibrant and healthy.