| Color | Brownish yellow to brown |
| Form | Powder |
| Flavor, Taste & Odor | Characteristic |
| Active Ingredients | Huperzine A |
| Assay (dry basis) | ≥ 1.0% |
| Particle Size | ≥ 95% pass 80 mesh |
| Loss on Drying | ≤ 5.0% |
| Water-Insoluble Substance | ≤ 1.0% |
| Heavy Metals | ≤ 20 ppm |
| Arsenic (As) | ≤ 2 ppm |
| Lead (Pb) | ≤ 3 ppm |
| Cadmium (Cd) | ≤ 0.3 ppm |
| Mercury (Hg) | ≤ 0.2 ppm |
| Total Plate Count | ≤ 1000 cfu/g |
| Yeast and Moulds | ≤ 100 cfu/g |
| Staphylococcus Aureus | Negative |
| Salmonella | Negative |
| Escherichia. Coli | Negative |
| Coliform | ≤ 3 cfu/g |
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