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Dipotassium phosphate


Dipotassium phosphate (K2HPO4) is a highly water-soluble salt often used as a fertilizer and food additive as a source of phosphorus and potassium as well as a buffering agent.

CAS Number
DKP, Dibasic potassium phosphate, Potassium phosphate dibasic, Dipotassium hydrogen orthophosphate, Dipotassium hydrogen phosphate
Chemical Formula


Animal Feed & Pet Food Chemicals

• A food additive, it is used in imitation dairy creamers, dry powder beverages, mineral supplements, and starter cultures. It functions as an emulsifier, stabilizer, and texturizer. It is also a buffering agent and chelating agent, especially for the calcium in milk products.
• Added in milk to increase its pH.


• In fertilizers, it is used as a component because of its highly water-soluble nature. It supplies the growing plants with a large percentage of phosphorus.
• Used in micelles as a competitive displacement of calcium by sodium.
• A source of nutrition in culturing of antibiotics.

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