Chemical name: 5, 5-dimethylperhydropyrimidin-2-one4-trifluoromethyl-
a-(4-trifluoromethylstyryl) cinnamylidenehydrazone
Characteristics:    Yellow to orange crystalline powder
Items:             Water content              ≤0.5%
                       Assay                          ≥95%                               
                       Melting point                 185.0-190.0℃               
                       Acidity                         ≤0.5%

Package and storage:             25kg/drum; 40 kg/drum.