1,3,5-Triazine-2,4-diamine 2,4-DIAMINO-S-TRIAZINE 2,6-Diamino-s-triazine 4,6-Diamino-s-triazine 504-08-5 AI3-51263 Diamino-s-triazine EINECS 207-983-7 Formoguanamine Guanamine NSC 251 s-Triazine, 2,4-diamino- (8CI)