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HS Code |
914880 |
| Chemical Name | Proanthocyanidin B2 |
| Cas Number | 29106-49-8 |
| Molecular Formula | C30H26O12 |
| Molecular Weight | 578.52 g/mol |
| Appearance | Off-white to light tan powder |
| Solubility | Soluble in methanol, ethanol, and DMSO; poorly soluble in water |
| Melting Point | 242-244°C |
| Purity | ≥98% (HPLC) |
| Structure Type | B-type proanthocyanidin (dimer) |
| Primary Sources | Found in grape seeds, apples, cocoa, and cranberries |
| Storage Conditions | Store at 2-8°C, protected from light and moisture |
As an accredited Proanthocyanidin B2 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Proanthocyanidin B2 is supplied in a tightly sealed amber glass vial containing 10 mg, labeled with product details and safety information. |
| Shipping | Proanthocyanidin B2 is shipped in secure, chemical-resistant containers, typically under ambient or cool, dry conditions to ensure stability. Packaging complies with relevant safety regulations, and includes labeling with hazard information. Shipping documentation details both the chemical and handling precautions to ensure safe transit and delivery to laboratories or research facilities. |
| Storage | Proanthocyanidin B2 should be stored in a cool, dry place, away from direct sunlight and moisture. Keep the container tightly closed and stored at 2-8°C (refrigerator conditions) to preserve stability. Avoid exposure to heat, acids, and oxidizing agents. Use appropriate personal protective equipment when handling and ensure storage in a well-ventilated area, away from incompatible substances. |
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Purity 98%: Proanthocyanidin B2 with 98% purity is used in pharmaceutical formulations, where enhanced antioxidant capacity is achieved. Particle size D90<10µm: Proanthocyanidin B2 with particle size D90<10µm is used in nutraceutical capsules, where rapid dissolution rate improves bioavailability. Stability temperature 40°C: Proanthocyanidin B2 stable at 40°C is used in functional beverages, where thermal stability ensures extended shelf life. Molecular weight 578.5 g/mol: Proanthocyanidin B2 with molecular weight 578.5 g/mol is used in cosmeceutical creams, where controlled molecular size ensures optimal skin penetration. Water solubility >1 mg/mL: Proanthocyanidin B2 with water solubility greater than 1 mg/mL is used in aqueous food supplements, where homogeneous dispersion prevents sedimentation. Melting point 220°C: Proanthocyanidin B2 with a melting point of 220°C is used in high-temperature process manufacturing, where solid integrity is maintained during processing. Residual solvent <0.5%: Proanthocyanidin B2 with residual solvent content less than 0.5% is used in oral care products, where reduced impurity levels enhance safety and compliance. Oxidative resistance >95%: Proanthocyanidin B2 with oxidative resistance over 95% is used in dietary tablets, where minimized degradation ensures prolonged efficacy. Bulk density 0.55 g/cm³: Proanthocyanidin B2 with bulk density 0.55 g/cm³ is used in powder blends, where optimized density facilitates precise dosage formulation. pH stability 3-7: Proanthocyanidin B2 stable within pH 3-7 is used in acidic beverage systems, where consistent performance is maintained across product pH variations. |
Competitive Proanthocyanidin B2 prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: admin@sinochem-nanjing.com
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