P3786

Potassium phosphate dibasic

ACS reagent, ≥98%

• Synonym(s): Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate
• Linear Formula: K₂HPO₄
• CAS Number: 7758-11-4
• Molecular Weight: 174.18
• EC Number: 231-834-5
• MDL number: MFCD00011383
• UNSPSC Code: 12352302
• eCl@ss: 38070212
• PubChem Substance ID: 329820191
• NACRES: NA.21

Properties

• grade: ACS reagent
• agency: suitable for SM 5210
• assay: ≥98%
• form: powder
• impurities: ≤0.001% Nitrogen compounds (as N); ≤0.01% Insoluble matter
• loss: ≤1.0% loss on drying, 105°C
• pH: 8.5-9.6 (25 °C, 5% in solution)
• anion traces: chloride (Cl^-): ≤0.003%; sulfate (SO₄^2-): ≤0.005%
• cation traces: Fe: ≤0.001%; Na: ≤0.05%; heavy metals: ≤5 ppm (by ICP-OES)
• SMILES string: [K+].[K+].OP([O-])([O-])=O
• InChI: 1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
• InChI key: ZPWVASYFFYYZEW-UHFFFAOYSA-L

Description

Application

Potassium phosphate dibasic has been used in the preparation of MMG (maltose, methyl green) medium, phosphate buffered saline and hypotonic solution.

Other Notes

Go to Redi-Dri^™ Product Listing 795496

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety Information

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