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Molekula HEPES (4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid) (47376574)

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Knowde Enhanced TDS

Identification & Functionality

Molecular Structure

Molekula HEPES (4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid) (47376574) - Molecular Structure

Applications & Uses

Properties

Appearance
White free-flowing crystalline powder
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight238.31
Specifications
ValueUnitsTest Method / Conditions
A260 (1M water )max. 0.050
A280 (1M water )max. 0.050
A405 (1M water)max. 0.015
Assay Contentmin. 99.5%
Chlorine Content (Cl)max. 100ppm
Endotoxin (in 0.2% solution )max. 0.1EU/ml
Heavy Metalsmax. 5ppm
Iron Content (Fe)max. 5ppmppm
Loss on Dryingmax. 0.5%
pH4.8 - 5.6
Pka (at 20°C)7.35 - 7.69
Residue on Ignitionmax. 0.1%
Solubility (in 1M water)Clear, Colourless solution

Storage & Handling

Storage Temperature
Ambient