Promote crystal clear aquarium water with the National Geographic Water Clarifier Tablets. The fast-dissolving premeasured tablets are safe for all freshwater fish and one tablet treats up to 10 gallons of water. Only at PetSmart.
Features: Quickly clears cloudy or hazy aquarium water due to suspended particles, silt, overfeeding, and gravel dust
Water Type: Freshwater
Tank Size: 8 Tablets - treat up to 80 gallons of water
Weight: Net Wt. 1.3 oz (36.8 g)
Caution: Contains small parts. Keep out of reach of children. For aquarium use only. Not for use with fish raised for human consumption.
Add one tablet as needed for every 10 gallons (37.8 L) of aquarium water (break tablet in half for 5 gallons). For tanks 40 gallons or larger, and for soft or alkalinity water, dissolve tablets before adding to aquarium.