Specification: Plantlatinname:Milkthistle UsePart:Seed Appearance:YellowBrownPowder ActiveIngredient:Silymarin,Silybin Content:Min.80%byUV,Min.30%byHPLC Particlesize:80Mesh HeavyMetal:<10PPM Ash: Max. 2% Loss on Drying:Max. 5% CAS No.: [65666-07-1] Molecular Formula and Structure: C25H22O10 M.W. : 482.4 Microbiological Control Total plate count: <1000CFU/gm E. Coil: Negative Salmonella: Negative Yeast & Mold: <100CFU/gm Storage: Store in cool & dry place. Keep away from strong light and heat. Shelf life: Two years when properly stored. Packing:Enterprisestandard.Packing:1kg/tin(aluminioustin:15cm議22cm);5kg/tin(aluminioustin:28cm議25cm)