3,4-Dihydroxybenzaldehyde, min. 98 %, 5 g, plastic

3,4-Dihydroxybenzaldehyde, min. 98 %, Molar mass (M) 138,12 g/mol, Storage temp. +4 °C, CAS No. 139-85-5, EC No. 205-377-7, Empirical formula C₇H₆O₃