Potassium dihydrogen phosphate, anhydrous ≥99.0%, crystalline powder

Supplier: MP Biomedicals

Synonyms: Monopotassiumphosphate, prim.-Potassium phosphate, Monopotassium phosphate, Potassium phosphate monobasic, Monobasic Potassium Phosphate, Potassium dihydrogen orthophosphate

02195453.1 02195453.5
ICNA02195453.1EA 23 EUR
ICNA02195453.1 ICNA02195453.5
Potassium dihydrogen phosphate, anhydrous ≥99.0%, crystalline powder
Potassium dihydrogen phosphate

Potassium phosphate is used as a component for a wide variety of media used in the culture of microorganisms, as a component in phosphate buffered saline (PBS). In addition to helping maintain pH, it supplies essential phosphate.


Soluble in water; insoluble to slightly soluble in ethanol; insoluble in alcohol.


Caution: Research Use Only (RUO).

Formula: KH₂PO₄
MDL Number: MFCD00011401
CAS Number: 7778-77-0

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Specification Test Results

Identity Test Passes
Assay ≥99.0%
pH (5% aq soln) 4.1 - 4.5


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