Galanthamine extract is a specific, competitive and reversible acetylcholinesterase inhibitor. It is used in the manufacture of medications, such as Nivalin and Reminyl, both of which have been approved by the FDA. They are a strong (reversible) cholinesterase inhibitor, increasing the susceptibility of organisms to acetylcholine, and treat for mild to moderate dementia of Alzheimer's type in clinic. Specifications: 98% 1) Appearance: white powder 2) Purity by HPLC: minimum 98% 3) Test Item: appearance, solubility, loss on drying, ash, assay, solvent residual, pesticide residual, heavy metals, and microbiological Inner packing Inner aluminum foil package Outer packing Aluminum drum N.W.: 1000g/drum