Polymeric Decontamination Composition: 4,883,608

A polymeric chemical warfare agent decontamination composition comprising a polymeric quaternary pyridinium salt resulting from the reaction of a polyvinylbenzyl salt and a di(C.sub.l -C.sub.n alkyl) aminopyridine wherein n is 20 or higher, and the method of making such pyridinium salt is disclosed wherein the reaction product is a polymer of the formula: ##STR1## wherein R is a C.sub.1 to C.sub.20 or higher alkyl group.