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Lingwu, Yinchuan, Ningxia, China
© 2025 Sinochem Nanjing Corporation, All Right Reserved
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HS Code |
129280 |
| Name | Grape Skin Proanthocyanidins |
| Source | Vitis vinifera (Grape skin) |
| Appearance | Reddish-brown to dark purple powder |
| Active Ingredient | Proanthocyanidins |
| Solubility | Soluble in water and ethanol |
| Odor | Characteristic mild odor |
| Assay | Typically 60% - 95% proanthocyanidins by UV or HPLC |
| Molecular Formula | Varies (oligomeric flavan-3-ols) |
| Cas Number | 4852-22-6 |
| Extraction Method | Water/ethanol extraction |
| Taste | Slightly astringent |
| Shelf Life | 24 months when properly stored |
| Storage | Cool, dry place away from light |
| Particle Size | 80 mesh or customized |
| Common Uses | Dietary supplements, food additives, cosmetics |
| Certification | Available as ISO, GMP, or organic certified |
As an accredited Grape Skin Proanthocyanidins factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Competitive Grape Skin Proanthocyanidins prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615380400285 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615380400285
Email: admin@sinochem-nanjing.com
Lingwu, Yinchuan, Ningxia, China
