Chemical name:           5-amino-4-chloro-2-phenylpyridazin-3(2H)-one
CAS Number:               1698-60-8
Characteristics:           Light colour powder
Items:                          Water content                  ≤0.5%
                                    Assay                              ≥95.0%
                                    Inactive isomer                ≤4.5%
                                    Residue on 325 mesh        ≤2.0%  
                                    Melting point                     195.0～202.0 ℃
 Package and storage:    25kg/drum; keep tightly stored in a cool and dry place