Synonyms: Polymethylene p-diazodiphenylamine sulfate polymer;4-anilinobenzenediazonium; formaldehyde; sulfuric acid;81359-71-9;Formaldehyde, polymer with 4- (phenylamino)benzenediazonium sulfate (2:1);Benzenediazonium,4-(phenylamino)-,sulfate (2:1),polymer with formaldehyde;139162-08-6;Benzenediazonium, 4- (phenylamino)-, sulfate (2:1), polymer with formaldehyde;p-Diazodiphenylamine sulfate-paraformaldehyde polymer;DF 8 (sensitizer);DF 8;DR 80-0;Benzenediazonium, 4-(phenylamino)-, sulfate (2:1), polymer with formaldehyde;