HEPES-2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid ≥99%, white powder for molecular biology

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HEPES-2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid ≥99%, white powder for molecular biology

HEPES (4-(2-Hydroxyethyl)piperazin-1-ylethanesulphonic acid)

HEPES is a zwitterionic organic chemical buffering agent.
HEPES is widely used in many biochemical reactions and as a buffering agent in some cell culture media.

Molecular Biology Reagent Grade
Presentation: White Powder
pKa: 7.5 (25 °C) (Lit.)
Solutions may be autoclaved under standard conditions

Formula: C₈H₁₈N₂O₄S
Melting Pt: 234 °C (lit.)
Storage Temperature: Ambient

MDL Number: MFCD00006158
CAS Number: 7365-45-9

https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=4cdc09c866676149941b93b2cac8d453175059a2&vid=2209af1f39056d621b3c53488e816f5332a603f5&prid=web&clid=SAPDAM

https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=857b891cd5e19daf7ea54a1f490de8c442eeb208&vid=857b891cd5e19daf7ea54a1f490de8c442eeb208&prid=web&clid=SAPDAM

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Specification Test Results

Identity Test	Passes
Purity	≥99%
OD250 (10% aq soln)	<0.2
OD260 (10% aq soln)	<0.1
OD280 (10% aq soln)	<0.1
pH (1% aq soln)	4.0-5.5
Moisture	<1.0%
Solubility (10% aq soln)	Clear, Colorless Solution

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