Description Application 3,3′-Diaminobenzidine can be used as a starting material for the synthesis of: • Aromatic poly(imide) networks for hydrogen storage applications. • Various derivatives of quinoxalines by condensation with diketones. • Mesitylene-containing poly(benzimidazolium) analogs (Mes-PBI) for alkali anion-exchange membrane. Peroxidase substrate; reagent for spectrophotometric determination of selenium. Packaging 1, 5, 25 g in glass bottle