Acid Blue 83

Acid Blue 83

Acid Blue 83

acid blue 83, also known as Coomassie Brilliant Blue R250, is a triarylmethane and Xanthene dye. Acid blue 83 is insoluble in cold water, slightly soluble in hot water is brilliant red blue, slightly soluble in ethanol is brilliant blue. In case of concentrated sulfuric acid, it was orange-red

and diluted to blue. Its aqueous solution with sodium hydroxide was purple in color.

acid brilliant blue 6B is used for dyeing wool, silk and nylon, and also for coloring leather, feathers and paper, is a standard blue color. The color light is pure, the freshness is good, the dyeing performance is good, is commonly used brilliant blue variety.
biochemical study. For the detection of protein bands after electrophoresis. It is 5-10 times more sensitive than Naphthol Blue Black B and bromophanol (0.5 μg/cm2 protein on gel matrix can be detected).
The triphenylmethane dye used for protein analysis in SDS-PAGE can also be widely used in Bradford protein quantitative reaction.