It is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.
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.
ApplicationsIt is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.
SolubilityInsoluble in water. Soluble in ethanol (80 mg/ml), alcohol, methanol (4 mg/ml), methyl cellosolve (300 mg/ml) and dilute alkalies.
NotesTransition interval: pH 5.2 (yellow) to pH 6.8 (purple)