bromphenol blue

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brom·phe·nol blue

(brom-fē-nol blū),
A substituted triphenylmethane dye (MW 670, pK 4.0), used as an acid-base indicator (yellow at pH less than 3.1, blue at pH more than 4.7); also used for histochemical and electrophoretic demonstration of proteins.
Synonym(s): bromophenol blue
References in periodicals archive ?
05 g/L bromphenol blue, and 50 mL/L ([beta]-mercaptoethanol] and boiled the mixture for 5 min.