Huperzine A
CAS: 102518-79-6
Molecular formula: C15H18N2O
Molecular weight: 242.32
Latin Name: Lycopodium serratum Thunb
Botanical Name: Huperzia Serrata
Identification: A: TLC Test
: B: HPLC Test
Finger-print: Not less than 0.95. According
: to “Assay test method” from
: CP2010, record chromatogram
Appearance: Brown yellow fine powder
Odor and Taste: Characteristic
Loss on Drying: ≤ 5.0%
Residue on Ignition: ≤ 5.0%
Particle Size: 95% through 100 mesh
Huperzine A: ≥ 1%
Residual Solvent Ethanol: ≤ 5000ppm
Heavy Metals Pb: ≤ 20.0ppm (test annually)
Lead Pb: ≤ 2ppm (test annually)
Arsenic As: ≤ 2ppm (test annually)
Mercury Hg: ≤ 1.0ppm (test annually)
Cadmium Cd: ≤ 1.0ppm (test annually)
Total Plate Count: ≤ 10000cfu/g
Yeast and Molds: ≤ 1000cfu/g
Salmonella: Negative/10g
E. Coli: Negative/10g
Staphylococcus aureus: Negative/10g
