Chemcial name:1- ( - Hydroxypropyl ) -2-methyl-5- nitrodidazde CAS No.:3366-95-8 Molecular formula:C7H11N3O3.(1/2)H2OAssay:98% minIdentification:positive reactionMelting point:70-76°C Moisture:4.5% ~6.5% Residue on ignition:0.1% maxHeavy metal:10ppm maxProperty:white, similar to white or yellowish crystal or crystal powder, odorless, bitter taste. it is used to control the trichomonad, amebiasis