Synonyms: Biurea(6CI,7CI,8CI);1,1'-Hydrazobis(formamide);Bicarbamamide;Bicarbamimidic acid;Cellmic 142;Diurea;FE 823;HDCA;Hydradicarbonamide;Hydrazine,1,2-bis(aminocarbonyl)-;Hydrazine-N,N'-bis(carboxamide);Hydrazinedicarboxylicacid diamide;Hydrazocarbonamide;Hydrazodicarbamide;Hydrazodicarbonamide;Hydrazodicarboxamide;KBH 30;LDA;LDA (fire retardant);N,N'-Biscarbamoylhydrazine;NSC 1897;S 3176;Ureidourea;