Assay:(HPLC)

Galanthamine Hydrobromide   99% Min                        99.12%

Common Test:

Plant origin:               Lycorts radiate

Extraction Part:             Rhizoma

Appearance:               White or Nearly white powder        Nearly White Powder

Solubility:                 Soluble in water slightly soluble      Confirmed

                          in alcohol,insoluble in acetone

                          chloroform ,aether and benzene.

Absorption of

ultraviolet light               280nm                           Confirmed

Melting point                          258～264℃                       Confirmed

Lost on drying:              1.0% Max                         0.33%

Sulfated Ash:                1.0% Max                         0.2%

Heavy Metals:               20 ppm Max                       Confirmed

Arsenic(As):                 1 ppm Max                       Confirmed

Impurity(HPLC):             1.0% Max                        0.95%

Residual Ethyl Acetate:        1 ppm Max                       Confirmed

Microbiological:

Conformed

Total Plate Count:             1000/g Max                      Confirmed

Yeast & Mold:                100/g Max                       Confirmed

E.Colt:                      Negative                         Not Detected

Salmonella                   Negative                         Not Detected