About product
Product Name: Natural Grape Seed Extract
Botanical Name: Vitis vinifera
Part Used: Seed
.......................................................................................................
Active Ingredient: OPC
CAS No.: 4852-22-6
Molecular formula : C30H26O13
Structural formula:/
.......................................................................................................
Specification
Extract Ratio 4:1 to 20:1
Straight powder
95% OPC
.......................................................................................................
Description
Technological Process:
Raw Material → Immersion in water → Filtering → Purification → Concentration in Vacuum → Killing of Bacteria → Drying → Powder

Introduction
Plant Description
Grape Seed Extracts are industrial derivative from whole grape seed that have a great concentration of OPC. The OPC has widely found from many plant species after it was firstly discovered by French scientist Jacques Masquelier from peanut shell. Human case reports and and results from laboratory and animal studies provide preliminary evidence that grape seed extract having antioxidant, no poisonous and anti-inflammatory.

Main Function:
.......................................................................................................
Certificate of Analysis
| Items |
Specification |
| Appearance | Dark Brown to brown red powder(Relate to Purity) |
| Oder | Characteristic |
| Taste | Characteristic |
| Paiticle size | Pass 80 mesh |
| Loss on drying | ≤5% |
| Heavy metals | <10ppm |
| As | <1ppm |
| Pb | <3ppm |
| Assay | Result |
| OPC | ≥95% |
| Total Plate Count | <10000cfu/g or <1000cfu/g(Irradiation) |
| Yeast & Mold | <300cfu/g or 100cfu/g(Irradiation) |
| E.Coli | Negative |
| Salmonella | Negative |
............................................................................................................

