Assay (HPLC) Evodiamine 98% min 98.5% Characteristics Light yellow fine powder Conforms Odor odorless Conforms Identification IR spectrum Conforms Melting point 259.0-261.0 259.6-260.5 Loss on drying(%) 0.5% max 0.2% Ash(%) 0.2% max 0.1% Heavy Metal 10ppm maximum 5ppm Lead 2ppm maximum 1ppm Arsenic 2ppm maximum 1ppm Mercury 1ppm maximum 1ppm Total Plare Count 1000cfu/g Conforms Yeast +Mold 100cfu/g Conforms E.coli Negative Conforms Salmonella Negative Conforms Staphylococcus Aureus Negative Conforms