HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) ≥99.5% suitable for buffer solutions

: HEPES free acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulphonic acid), 4-(2-Hydroxyethyl)piperazin-1-ylethanesulphonic acid, N-2-Hydroxyethylpiperazine-N′-2-ethanesulphonic acid, 2-(4-(2-Hydroxyethyl)piperazin-1-yl)ethanesulphonic acid

:7365-45-9

:C₈H₁₈N₂O₄S

:MFCD00006158

:13,04672

:210…215 °C

:1.448 g/cm³ (20 °C)

:238.31 g/mol

:Ambient

:230-907-9

Environmentally Preferable:

Assay (titr.):
min. 99.5 %
pH (1 %; H2O):
4.7 - 6.0
Heavy metals (as Pb):
max. 0.001 %
Water:
max. 0.5 %
Chloride:
max. 0.05 %
Sulfate:
max. 0.05 %

TDS HEPES for Buﬀer Solutions

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