Synonyms: AC1O5BVS;Pyridinium, 4-vinyl-1-methyl-monomethylsulfate-styrene copolymer;4-ethenyl-1-methylpyridin-1-ium; methyl sulfate; styrene;Pyridinium, 4-ethenyl-1-methyl-, methyl sulfate (1:1), polymer with ethenylbenzene;Pyridinium, 4-ethenyl-1-methyl-, methyl sulfate, polymer with ethenylbenzene;67924-11-2