NON-PHOSPHATE DETERGENTS AND NON-PHOSPHORIC ACIDS IN AN ALTERNATING ALKALI/ACID SYSTEM FOR WAREWASHING

摘要

A method of warewashing for the optimization of cleaning is obtained, excess detergent usage is minimized and further where deposit of film on ware is reduced in an alternating acidic and alkaline cleaning method. According to the invention, the type of acid and alkalinity used, or acid salt formed upon application of the acidic and alkaline washes is important to cleaning performance and phosphate or silicates should be avoided.