Ultra Palmolive Antibacterial Dish Liquid is approved to kill 99.9 percent of E. coli, Salmonella and Staph on dishes in seconds. Dishwashing liquid actually kills 99.9 percent of bacteria on dishes and kitchen surfaces. The ultra, pH-balanced formula also cuts through stubborn grease and removes dried-on, cooked-on foods. Dishwashing liquid is concentrated so you can use less product and still get the job done thoroughly. Hand dish soap is designed for residential use only.