Alligare Copper 8% (4 Pack x1 gal) For the market of Aquatics For use in fresh water lakes, potable water reservoirs, ponds (including golf course ponds), fish hatcheries, irrigation ditches, and other slow moving or quiescent bodies of water Water treated with Alligare 8% Copper can be used immediately for recreational activities, for drinking, for watering livestock, and for irrigation of crops, golf courses, ornamental plantings, and turf areas Best results obtained when Alligare 8% Copper is applied at the first appearance of algae and when water temperatures are above 60 F Alligare certified quality!