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Potassium Phosphate, Monobasic



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Pharmaceutic aid

Treatment of hypercalcemia

Used in electrolyte solutions

Treatment of phosphate deficiency

Chemical Names

Orthophosphoric acid, potassium salt

Phosphoric acid, monopotassium salt (USAN)

Potassium dihydrogen orthophosphate

Foreign Names

  • Kalii dihydrogenophosphas (Latin)
  • Kaliumdihydrogenphosphat (German)
  • Dihydrogénophosphate de potassium (French)
  • Potasio, dihidrogenofosfato de (Spanish)

Generic Names

  • Potassium Phosphate, Monobasic (OS: USAN)
  • EINECS 231-913-4 (IS)
  • EPA Pesticide Code Chemical Code 076413 (IS)
  • Fosfato monopotassico (IS)
  • HSDB 5046 (IS)
  • Kaliumhydrogenphosphat (IS)
  • Kaliumphosphat, primäres (IS)
  • KDP (IS)
  • MKP (IS)
  • Monokalium dihydrogenphosphat (IS)
  • Monopotassium monophosphate (IS)
  • Monopotassium Phosphate (IS)
  • Potassium acid phosphate (IS)
  • Potassium Biphosphate (IS)
  • Sorensen's potassium phosphate (IS)
  • Sörensen's potassium phosphate (IS)
  • Kalii dihydrogenophosphas (PH: Ph. Eur. 7)
  • Kaliumdihydrogenphosphat (PH: Ph. Eur. 7)
  • Monobasic Potassium Phosphate (PH: NF 29)
  • Potassium Dihydrogen Phosphate (PH: BP 2011)
  • Potassium dihydrogen phosphate (PH: Ph. Eur. 7)

Brand Names

International Drug Name Search


ISInofficial Synonym
NFThe National Formulary (USA)
OSOfficial Synonym
PHPharmacopoeia Name
USANUnited States Adopted Name

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Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.