CAS 75365-73-0 appears in our catalog under these names: 1,1'-Dimethyl-4,4'-bipyridinium dichloride hydrate, Methyl Viologen hydrate, 98%, PARAQUAT DICHLORIDE HYDRATE PESTANAL, 25, METHYL VIOLOGEN DICHLORIDE HYDRATE, 98%, PARAQUAT DICHLORIDE HYDRATE. Offered by: Biosynth, Thermo Scientific (Acros), Sigma-Aldrich, HPC Standards. Available pack sizes: 0,5g, 1g, 5g, 2g, 10g, 100MG, 250MG, 50MG.