9070-36-4 Benzenediazonium, 4-(phenylamino)-, sulfate (2:1), polymer with formaldehyde DF 8 DF 8 (sensitizer) Formaldehyde, polymer with 4-(phenylamino)benzenediazonium sulfate (2:1) NSC83628 p-Diazodiphenylamine sulfate-paraformaldehyde polymer