Sweet Water™ water soluble packets (WSP) pond dye concentrate, by Pond Biologics®. The same great dye as in the Pond Biologics® liquid super concentrate, but in an easy-to-use water-soluble packet (WSP). Simply toss the WSP into your pond or lake, and the dye will disperse throughout the entire water body on its own. Highly concentrated pond dye Easy to apply WSP (water-soluble packet) Use one packet per 1/2 surface acre pond or two acre-feet of water Dye will last for months in non-flowing water bodies Great alternative to liquid dyes 6-year shelf life Available in 2, 4, 16, and 32 packet quantities Sweet Water™ - Black Pond Dye Packets Application Rate Use one packet per 1/2 surface acre pond or two acre-feet of water. Water quality affects the coloration of a pond. Product SDS Sheet & Label Sweet Water WSP SDS Sheet Sweet Water WSP Label