GLB Pool &amp; Spa Products 71118 1-Quart Vanquish Algaecide<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Treat existing pink slime， brush affected areas prior to application apply 16 ounce per 10， 000 gallon as close to the affected areas as possible</li><li>For chlorine or bromine pools， wait 4 hours， then add 1 gallon of liquid chlorine or 1 pound of dry chlorine directly to the pool not the skimmer</li><li>For biguanide sanitized pools， wait 4 hours， then add 1-gallon of liquid chlorine or 1-pound of dry chlorine directly to the skimmer</li><li>Pink slime is not an algae， it is a bacteria and cannot be destroyed by traditional algaecides; vanquishes powerful formula gets rid of slime problems</li><li>After applying vanquish， pool water may appear greenish in color while the product is working， it's normal; the water will clear in approx 72 hours</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41GZJyWSucL.jpg" noproxy>