Potassium Phosphate, Monobasic
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This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
(Potassium Biphosphate; Potassium Dihydrogen Phosphate), KH2PO4 136.09 CAS RN®: 7778-77-0. - Use ACS reagent grade.
[Note - Certified Potassium Dihydrogen Phosphate is available from the National Institute of Standards and Technology, Washington, DC, www.nist.gov, as standard sample No. 186.]

