BROMOPYROGALLOL RED excellent quality manufacturer, exporter and supplier. Bromopyrogallol red is a green to dark brown crystalline powder. It produces a spectrum in dimethyl sulfoxide with an absorption maxima at 412 and 523 nm. When used with an ethanol solvent, the spectrum ranges from 400–540 nm; in H2O it is 360–530 nm, and in 1,4-dioxane and water with a ratio of 4:2, gives an absorption maxima at 470 nm. It is soluble in water and can be stored at 4 °C.