HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) free acid ≥99%, Ultrapure Bioreagent for liquid chromatography, for molecular biology, J.T.Baker®

: Avantor

HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) free acid ≥99%, Ultrapure Bioreagent for liquid chromatography, for molecular biology, J.T.Baker®

: Avantor

:7365-45-9

:C₈H₁₈N₂O₄S

:MFCD00006158

:13,04672

:210…215 °C

:1.448 g/cm³ (20 °C)

:238.31 g/mol

:230-907-9

:GHS07

:Ambient

For Laboratory,Research,or Manufacturing Use:
≥99%
Assay (C₈H₁₈N₂O₄S):
≥99 %
Appearance (fine, white, crystalline powder):
Passes Test
Sodium (USP Id.):
Passes Test
DNase Activity (None Detected):
Passes Test
RNase Activity:
Passes Test
Protease Activity:
Passes Test
Absorbance of a 0.1M Solution (1-cm path vs water) at - 260 nm:
≤0.050
Absorbance of a 0.1M Solution (1-cm path vs water) at - 280 nm:
≤0.050
pH of 5% Solution at 25°C:
5.0 - 6.5
Ash (sulfated):
≤0.2 %
Arsenic and Antimony (as As):
≤0.050 ppm
Trace Impurities - ACS - Heavy Metals (as Pb):
≤5 ppm
Trace Impurities - Iron (Fe):
≤5 ppm
QC Supervisor or equivalent to check supplier's COA to ensure proper chemical form.:
Passes Test