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V800335

Sigma-Aldrich

Potassium phosphate dibasic

AR, anhydrous, ≥99%

Synonym(s):

Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate

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About This Item

Linear Formula:
K2HPO4
CAS Number:
7758-11-4
Molecular Weight:
174.18
EC Number:
231-834-5
MDL number:
MFCD00011383
UNSPSC Code:
12352302
PubChem Substance ID:
329829320

grade

AR
anhydrous

product line

Vetec™

assay

≥99%

form

crystalline powder

pH

8.7-9.3 (25 °C, 50 g/L)

anion traces

chloride (Cl-): ≤0.003%

cation traces

Fe: ≤0.002%
heavy metals (as Pb): ≤0.0005%

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

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Legal Information

Vetec is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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