Ponceau SPonceau S, Acid Red 112, or C.I. 27195 (systematic name: 3-hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt ) is a sodium salt of a diazo dye of a light red color, that may be used to prepare a stain for rapid reversible detection of protein bands on nitrocellulose or… Read from the Chembox of the Wikipedia article Ponceau S, revision 1380029443.

Property

Value

Formula

C22H16N4O13S4, 672.65 g/mol

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