千层塔提取物&石杉碱甲

Original Plant: Whole herb of Huperzia Serrata(Thumb.) Trev. Specification: 1%, 5%，98% Appearance: Brownish yellow to brown powder Test Method: HPLC Molecular Formula: C15H18N2O Molecular Weight: 242.32 Melting Point: 214-215℃ CAS No.: 102518-79-6 Soubility: Soluble in chloroform,methanol,ethanol,and slightly in water. Description:Huperzine A may have cognition-enhancing activity, can maintains acetylcholine levels for healthy cognitive function and promotes enhanced memory and cell to cell communication,it ispotentially ward off the devastating effect of the memory-robbing disease Alzheimer's(AD). Packing: 25kg/Fibre drum with double plastic-bags inside. Storage Condition: Sealed, kept in a shady & dry place. Shelf Life:24 months under the previously mentioned conditions and in its original packaging.