Chemical name:Melatonine MF:C13H16N2O2 MW:232.28 CAS:73-31-4
Identification Positive reaction Loss on drying 0.5%max Residue on ignition 0.5%max Heavy metal 10ppm max Individual impurity 0.1%max Total impurities 1.0%max Assay 99.0%min HPLC 99.0%min Melting point 117-120℃