Buffer solution (pH 9) is used as a means of keeping the pH at a nearly constant value in different chemical applications. Buffer solution is used in alcoholic fermentation, leather tanning, electroplating, organic synthesis, sugar and paper manufacturing. It is also used in chemical analysis and in calibration of pH meters.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.