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HEPES, sodium salt, high purity grade

Supplier: VWR Chemicals
Synonyms: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium saltN-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium saltSodium 4-(2-hydroxyethyl)piperazin-1-ylethanesulphonate

Biological buffers are useful for cell culture in vitro, enzyme assays, and some electrophoretic applications at physiological pH.

Formula: C₈H₁₇N₂NaO₄S
MW: 260,29 g/mol
Melting Pt: > 105 °C
Storage Temperature: Ambient
MDL Number: MFCD00036463
CAS Number: 75277-39-3
EINECS: 278-169-7
UN: 0000
Specification Test Results
DNase none detected
Heavy Metals (as Pb) <0.0001%
Loss on Drying ≤3%
pKa 7.45 – 7.65
Protease none detected
Purity (Dry Basis) >99%
RNase none
Solubility (5%, Water) pass



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Pack type Pk VWR Catalog Number Quantity
Amber Bottle 25 g 0485-25G
Amber Bottle 100 g 0485-100G
Amber Bottle 500 g 0485-500G
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