Product name:Bromocresol Purple
CAS: 115-40-2
Molecular Formula: C21H16Br2O5S
Molecular Weight: 540.2217
Product description:With a yellow rose crystalline powder. Yellow insoluble in water, soluble in ethanol, soluble in dilute sodium hydroxide and dilute sodium carbonate solution is purple, melting point 241-242 ℃.Ph indicator, chromatographic analysis, nonaqueous solution titration indicator. PH color range: 5.2 (yellow) to 6.8 (purple). Adsorption indicator. Chromatography internal standard amino acids. Silver halide thiocyanate method of titration. Spectrophotometry precipitation serum prot