China Voacanga African Seed Extract Catharanthus Roseus Extract Vinpocetine 99%, Find details about China Vinpocetine, Catharanthus Roseus Extract from Voacanga African Seed Extract Catharanthus Roseus Extract Vinpocetine 99%
Product name | Vinpocetine |
Appearance | White crystalline powder |
CAS NO | 42971-09-5 |
Assay | 99% |
Molecular Weight | 350.45 |
Molecular Formula | C22H26N2O2 |
Items | Specification | Results |
Assay | ≥98% | 99.6% |
Appearance | White or slightly yellow, crystalline powder | White crystalline powder |
Melting point | 147-153 °C | 150 °C |
Ash | ≤0.1% | 0.02% |
Loss on drying | ≤0.5% | 0.17% |
Pesticides | Negative | Complies |
Heavy metals | ≤10ppm | Complies |
Pb | ≤2.0ppm | Complies |
As | ≤2.0ppm | Complies |
Odor | Characteristic | Complies |
Particle size | 100%through 80 mesh | Complies |
Microbioiogical: | ||
Total of bacteria | ≤1000cfu/g | 100cfu/g |
Fungi | ≤100cfu/g | <10cfu/g |
Salmgosella | Negative | Complies |
Coli | Negative | Complies |