MilliporeSigma
All Photos(3)

P8281

Sigma-Aldrich

Potassium phosphate dibasic

reagent grade, ≥98.0%

Synonym(s):
Dipotassium hydrogenphosphate, sec.-Potassium phosphate, Dipotassium phosphate
Linear Formula:
K2HPO4
CAS Number:
Molecular Weight:
174.18
EC Number:
MDL number:
eCl@ss:
38070212
PubChem Substance ID:
NACRES:
NA.25

Quality Level

grade

reagent grade

assay

≥98.0%

form

powder

pH

8.7-9.3 (25 °C, 50 g/L)

solubility

water: 200 mg/mL, clear to slightly hazy, colorless

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service