HEPES sodium salt ≥99%, high purity, 25G

د.إ 204.12
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Synonyms: Sodium 4-(2-hydroxyethyl)piperazin-1-ylethanesulphonate , 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt , N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt

VWR HEPES (N-2-Hydroxyethylpiperazine-N’-2-ethanesulfonic acid) sodium salt is a high-purity, fine crystalline powder that is commonly used as a biological buffer in a variety of biochemical and molecular biology applications.

This product is a white to off-white, odorless powder that is ≥99% pure, making it suitable for use in critical experiments where purity is essential. It is soluble in water and has a pH range of 6.8 to 8.2.


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


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