Potassium phosphate, dibasic, 98+%, ACS reagent, Thermo Scientific Chemicals

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS

7758-11-4

Molecular Formula

HK₂O₄P

Molecular Weight (g/mol)

174.18

MDL Number

MFCD00011383

InChI Key

ZPWVASYFFYYZEW-UHFFFAOYSA-L

Synonym

dipotassium hydrogen phosphate, dipotassium phosphate, dipotassium hydrogenphosphate, dibasic potassium phosphate, potassium hydrogen phosphate, potassium phosphate, dibasic, potassium dibasic phosphate, potassium phosphate dibasic, phosphoric acid, dipotassium salt, dipotassium monophosphate

PubChem CID

24450

ChEBI

CHEBI:32031

IUPAC Name

dipotassium;hydrogen phosphate

SMILES

OP(=O)([O-])[O-].[K+].[K+]

Melting Point

340.0°C

Color

White

pH

8.5 to 9.6 (5% soln. at 25°C)

Physical Form

Fine Crystalline Powder

Quantity

500 g

Assay Percent Range

98+%

Linear Formula

K₂HPO₄

Merck Index

15,7779

Solubility Information

Solubility in water: 1600g/L (20°C). Other solubilities: slightly soluble in alcohol

Formula Weight

174.18

Percent Purity

≥98%

Grade

ACS Reagent

Loss on Drying

1.0% max. (105°C)

Packaging

Plastic bottle

Chemical Name or Material

Potassium phosphate, dibasic

Hazard Category

HYGROSCOPIC

EINECSNumber

231-834-5

TSCA

TSCA

SDS

Hazard Category

HYGROSCOPIC

EINECSNumber

231-834-5

TSCA

TSCA

SDS

RUO – Research Use Only