All Photos(1)

56982

Supelco

Potassium phthalate monobasic

suitable for HPLC, LiChropur, 99.5-100.5% (HPLC)

Synonym(s):
Phthalic acid monopotassium salt, KHP, Potassium biphthalate, Potassium hydrogen phthalate
Linear Formula:
HOOCC6H4COOK
CAS Number:
Molecular Weight:
204.22
Beilstein:
3637128
MDL number:

assay

99.5-100.5% (HPLC)

quality

LiChropur

application(s)

HPLC: suitable

loss

≤0.5% loss on drying

pH

3.0-5.0

mp

295-300 °C (dec.) (lit.)

solubility

H2O: 10 applications on large gels, clear, colorless (hot)

λ

10 % in H2O (hot)

UV absorption

λ: 330 nm Amax: ≤0.05
λ: 340 nm Amax: ≤0.03
λ: 350 nm Amax: ≤0.02
λ: 500 nm Amax: ≤0.02

SMILES string

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

InChI key

IWZKICVEHNUQTL-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

387.1 °F - Pensky-Martens closed cup

Flash Point(C)

197.3 °C - Pensky-Martens closed cup

Certificate of Analysis

Certificate of Origin

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