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.
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Bromocresol Purple CAS 115-40-2
![Bromocresol Purple- Pack](http://www.unilongmaterial.com/uploads/Bromocresol-Purple-Pack1.jpg)
Bromocresol Purple CAS 115-40-2