| ≥1 piece |
Product name: Proanthocyanidin
Appearance: Reddish brown powder
Extracted from: Grape Seed
Botanical name: vitis vinifera
Extracted by: Water, Ethanol
Specification:
1. Oligomeric Proanthocyanidin UV95%
2. Oligomeric Proanthocyanidin UV95%; Water soluble
3. Oligomeric Proanthocyanidin UV95%; Water soluble; Polyphenol UV90%, Oligomer HPLC 65%
Functions:
1. Have strong antioxidant activity, can be used to treat a range of health problem related with radical damage.
2. Play a role in the stabilization of Collagen and maintenance of elastin, two critical proteins in connective tissue that support organs, joints, blood vessels, and muscle.
3. Have an affinity for cell membranes, providing nutritional support to reduce capillary permeability and fragility, can be used to prevent the cardiovascular disease.
4. Protect and regenerate retinal purple(rhodopsin), and cure patients with eye diseases such as pigmentosa, retinitis, glaucoma and myopia etc.
Minimum Order Quantity: 1 kg
Payment Terms: L/C,T/T
Supply Ability: 5000 Kilogram per Month
Delivery: Prompt shipment from stock
Packaging: 25kg/Drum, plastic bag inside; or can be customized
Storage: Stored in a clean, cool, dry area, keep away from heat and direct sunlight
| Items | Specification |
| Appearance | Reddish brown powder |
| Odor | Characteristic，Slight |
| Taste | Characteristic |
| Identification | UV(96%Ethanol) λmax=280nm |
| Bates-Smith λmax：between 540 and 550nm | |
| Proanthocyanidin | UV ≥95% |
| Polyphenol | UV 70%，80%，90%，95% |
| Particle size | 100% through 80 mesh |
| Density | 45～55g/100ml |
| Loss on drying | 5h at 105℃ ≤5% |
| Heavy metal | ＜8.0mg/kg |
| Ashes | 3h at 600℃ ≤1.5% |
| pH | 3.5～4.5 |
| Aflatoxin | <0.2mg/kg |
| Total plate count | <1000 cfu/g |
| Yeast & Mold | <100 cfu/g |
| E．coli | Negative |
| Salmonella | Negative |
| Staphyloccocus aureus | Negative |