Bromocresol Purple CAS 115-40-2
Bromocresol Purple is insoluble in water, soluble in ethanol and appears yellow, soluble in dilute sodium hydroxide and dilute sodium carbonate solutions and appears purple red, with a melting point of 241-242 ℃. The main use of bromocresol violet is as an acid-base indicator and a non-aqueous titration indicator.
| Item | Specification |
| PH | pH : 5.2～6.8 |
| Density | 1.6509 (estimate) |
| Melting point | 240 °C (dec.) (lit.) |
| flash point | 36 °C |
| pKa | 6.21, 6.3, 6.4(at 25℃) |
| Storage conditions | Store at +5°C to +30°C. |
Bromocresol Purple acid-base indicator, used for chromatographic analysis and non-aqueous titration. PH color change range: 5.2 (yellow) -6.8 (purple). Adsorption indicator. Internal standard for amino acid chromatography. Silver salt titration of thiocyanate. Precipitation of serum proteins using spectrophotometry.
Usually packed in 25kg/drum,and also can be do customized package.
Bromocresol Purple CAS 115-40-2
Bromocresol Purple CAS 115-40-2
