Bismarck brown R (C.I. 21010), for microscopy, 25 g, plastic

Bismarck brown R (C.I. 21010), for microscopy, Molar mass (M) 461,40 g/mol, CAS No. 5421-66-9, EC No. 226-541-4, Empirical formula C₂₁H₂₄N₈ · 2 HCl