+3 No-Mmonia II 12lb SL218 $165.95 In stock Quantity: 1 Add to Bag Product Details - Removes Toxic Ammonia From Water - Removes Harmful Chloramines From City Water - Reduces Toxic Nitrite Levels - Useful When Hauling Fish One tablespoon treats 25 gallons of water. One cup treats 200 gallons of water. Change 100% of the water on the third day following initial use. Save this product for later Favorite