Dipotassium phosphate


Dipotassium phosphate is the inorganic compound with the formula K2HPO4.x. Together with monopotassium phosphate it is often used as a fertilizer, food additive, and buffering agent.
A dipotassium phosphate solution is formed by the stoichiometric reaction of phosphoric acid with two equivalents of potassium hydroxide:

Uses

As a food additive, dipotassium phosphate is used in imitation dairy creamers, dry powder beverages, mineral supplements, and starter cultures.
As a food additive, dipotassium phosphate is categorized by the United States Food and Drug Administration as generally recognized as safe.