1. Green tea leaf extract powder
2. Latin name: Camellia sinensis
3. Spec.: Tea polyphenol 50% - 98% by UV
2. Latin name: Camellia sinensis
3. Spec.: Tea polyphenol 50% - 98% by UV
| Items | Standards |
| Description | |
| Appearance | Light yellow powder |
| Extracted part | Leaf |
| Inspection | |
| Mesh Size | 100%through 80 meshes |
| Loss on Drying | 5.0% max |
| Bulk Density | 41-56 g/100ml |
| Ash | 5.0% max |
| Heavy Metals | 10.0 mg/kg max |
| Pb | 2ppm max |
| As | 2ppm max |
| Cd | 1.0 ppm max |
| Hg | 1.0ppm max |
| Solvents Residue | 0.05% max |
| Microbiological Inspection | |
| Total Bacterial Count | 1000cfu/g max |
| Total Molds Count | 100cfu/g max |
| Staphylococcus aureus | Negative |
| Salmonella | Negative |
| E. Coli | Negative |
| Content Determination | |
| Total tea polyphenols | 98.0% min by UV |
| Total Catechins | 75.0% min by HPLC |
| EGCG | 40.0% min by HPLC |
| Caffeine | 1.0% max by HPLC |