Biochem Chemopharma

Acid Red 112, 3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt

1,4-Diazacyclohexane; Diethylenediamine

1,2-Benzenedicarboxylic acid

Phosphoric anhydride; Phosphorus(V) oxide