Tetra Safestart Plus Aquarium Water Conditioner – 3.38 Oz – 30 Gal

• Live nitrifying bacteria start working immediately to reduce dangerous ammonia and nitrite.
• Prevents new tank syndrome for healthy fish.
• Patented mix of nitrosomonas nitrosospira and nitrospira is proven to work.
• Shelf-stable formula requires no refrigeration for added convenience.
• Treats 30 gallons.