Aquarium Products Pro Crystal Clear Instant Aquarium Water Clarifier (3/4 oz., Treats 400 Gallons)
Crystal Clear turns cloudy murky water to "Crystal Clear" water right before your eyes! It is a cationic polymer that acts as a flocculent to clear cloudy water and keep your aquarium water looking its best. Crystal Clear can be used in both Freshwater and Marine aquariums and safe enough to be used in mini-reef aquariums without hurting invertebrates. It is safe for fish and live plants. 3/4 ounce bottle (6pcs)