【Content specification】 Tea polyphenols 50%-98%
【Appearance】Brown powder
【Mesh】80 mesh
【Storage conditions】 cool, dry, dark, high temperature place
【Shelf life】24 months
| General Information | |||
| Product Name | Green Tea Extract | Part Used | Leaf |
| Item | Specification | Method | Result |
| Assay | |||
| Total Polyphenol | ≥98.00% | UV | 99.73% |
| Catechin | ≥70.00% | HPLC | 72.75% |
| EGCG | ≥50.00% | HPLC | 51.91% |
| Chemicals | |||
| Appearance | Yellow or Sandy or Dark Brown Powder | Visual | Conforms |
| Loss on Drying | ≤5.0% | CP2015 | 2.10% |
| Residue on Ignition | ≤3.0% | GB/T 8306 | 0.22% |
| Heavy Metals | ≤10.0ppm | CP2015 | <10.0ppm |
| Lead(Pb) | ≤5.0ppm | GB 5009.11 | <5.0ppm |
| Arsenic(As) | ≤2.0ppm | GB 5009.12 | <2.0ppm |
| Microbiology | |||
| Total Plate Count | ≤1000cfu/g | CP2015 | 70cfu/g |
| Yeast&Mold | ≤100cfu/g | CP2015 | 10cfu/g |
| E.Coli | Absent/g | CP2015 | Absent/g |