Synonyms: 2-[6-[[amino-(cyanoamino)methylidene]amino]hexyl]-1-cyano-guanidine; hexane-1,6-diamine; hydrochloride;N,N-1,6-Hexanediylbis(N-cyanoguanidine), hexamethylenediamine polymer, hydrochloride;Guanidine, N,N-1,6-hexanediylbis(N-cyano-, polymer with 1,6-hexanediamine, hydrochloride;Polyhexamethylene biguanidine hydrochloride (PHMB);Polyhexamethylene Diguanidine HCl;Poly(hexamethylenebiguanide) hydrochloride (PHMB);Polyhexamethylene Biguanidine Hydrochloride;