1.04871

Potassium dihydrogen phosphate

crystalline, EMPROVE^® ESSENTIAL, Ph. Eur., BP, ChP, JPC, NF, E 340

• Synonym(s): Potassium phosphate monobasic, mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic, Potassium dihydrogen phosphate, prim.-Potassium phosphate
• Linear Formula: KH₂PO₄
• CAS Number: 7778-77-0
• Molecular Weight: 136.09
• EC Index Number: 231-913-4
• E Number: E340
• UNSPSC Code: 12352302
• MDL number: MFCD00011401

Properties

• Quality Level: 500
• agency: BP, ChP, JPC, NF, Ph. Eur.
• product line: EMPROVE^® ESSENTIAL
• assay: ≥99.0% dry basis (alkalimetric), 98.0-100.5% (alkalimetric)
• form: crystalline, solid
• pH: 4.2-4.6 (20 °C, 20 g/L in H₂O)
• mp: 252.6 °C (lit.)
• solubility: 208 g/L
• density: 2.338 g/mL at 25 °C (lit.)
• application(s): liquid formulation; ophthalmics; pharmaceutical; solid formulation
• storage temp.: 2-30°C
• SMILES string: [K+].OP(O)([O-])=O
• InChI: 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
• InChI key: GNSKLFRGEWLPPA-UHFFFAOYSA-M

Description

General description

Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge in formulation. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our Emprove^® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC^® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.

Application

Potassium hydrogen phosphate is a commonly used ingredient in both food and pharmaceutical applications. In pharmaceutical applications, potassium hydrogen phosphate is primarily used as a buffering agent.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable