AdipoGen Xylenol Blue
Chemical. CAS 125-31-5. Formula C23H22O5S. MW 410.48. Synthetic Sulfonephthalein dye. Acid-base pH indicator dye with pH ranges of pH 1.2 Red - pH 2.8 Yellow, and pH 8.0 Yellow - pH 9.6 Blue. Spectral data Absorption, lambdamax 424nm. Has been used as pH sensor, indicator, in cosmetics and drug applications, microbiological assays and determining lipases.