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59678

Supelco

Potassium phosphate dibasic

suitable for HPLC, LiChropur, 99.0-101.0% (T)

Synonym(s):
Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate
Linear Formula:
K2HPO4
CAS Number:
Molecular Weight:
174.18
EC Number:
MDL number:

assay

99.0-101.0% (T)

form

powder or crystals

quality

LiChropur

technique(s)

HPLC: suitable

loss

≤1.0% loss on drying

pH

8.7-9.3

solubility

H2O: 5%, clear, colorless

UV absorption

λ: 230 nm Amax: ≤0.15
λ: 240 nm Amax: ≤0.12
λ: 250 nm Amax: ≤0.11
λ: 310 nm Amax: ≤0.05
λ: 500 nm Amax: ≤0.02

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

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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