N1,N4-bis(4-ethenylphenyl)-N1,N1,N4,N4-tetramethyl-1,4-butanediaminium chloride (1:2) Suppliers, N1,N4-bis(4-ethenylphenyl)-N1,N1,N4,N4-tetramethyl-1,4-butanediaminium chloride (1:2) Manufacturers.