Synopsis:4-hydroxyethyl piperazine ethanesulfonic acid (HEPES) is an important hydrogen ion buffer. It has good buffer capacity in the range of pH 6.8 ~ 8.2 and can control the constant pH for a long time.
Structural formula:
Properties
Summary
4-hydroxyethyl piperazine ethanesulfonic acid (HEPES) is an important hydrogen ion buffer. It has good buffer capacity in the range of pH 6.8 ~ 8.2 and can control the constant pH for a long time.