HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) ≥99.5% suitable for buffer solutions
:7365-45-9
:
:C₈H₁₈N₂O₄S
:MFCD00006158
:13,04672
:210…215 °C
:1.448 g/cm³ (20 °C)
:238.31 g/mol
:Ambient
:230-907-9
- 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 %