Wednesday 30 November 2011

Do you find Bromothymol Blue

Bromothymol Blue is light pink crystalline powder, melting point is 200 ~ 202 , soluble in ethanol, methanol and dilute, ether alkali hydroxide solution. It slightly soluble in benzene, toluene and xylene, slightly soluble in water, almost insoluble in petroleum ether. Bromothymol blue is in alkaline solution, is yellow in acidic solution.
Bromothymol blue is a pH indicator, the color range between from pH6.0 (yellow) to 7.6 (blue).

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