Ecological Labs DAR01 Dry Ammonia Remover with Cloram-X, 1-Pound Dry ammonia remover with cloram-x, This 1 pound container treats 3,760 Gallons. For fresh and salt water Cloram-x is completely water soluble Use Dechlorinator Plus with your regular partial water changes and when replacing lost or evaporated water Do not use with permanganate or chlorite based treatments