© 2026 Sinochem Nanjing Corporation,
All Right Reserved
|
HS Code |
588464 |
| Product Name | Black Tea Polyphenols |
| Appearance | Brown powder |
| Solubility | Soluble in water and ethanol |
| Main Components | Theaflavins, thearubigins, catechins |
| Purity | Typically 40% – 98% |
| Source | Leaves of Camellia sinensis (black tea) |
| Odor | Characteristic tea aroma |
| Taste | Astringent and slightly bitter |
| Molecular Weight | Varies (mostly between 300-700 Da) |
| Storage Conditions | Store in a cool, dry, and airtight container |
| Ph Range | 3.5 – 5.5 (1% solution) |
| Extraction Method | Water or ethanol extraction |
| Melting Point | Decomposes before melting |
| Heavy Metals Content | <10 ppm (typically) |
| Application | Food additives, dietary supplements, cosmetics |
As an accredited Black Tea Polyphenols factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Black Tea Polyphenols are packaged in a 25 kg fiber drum with double-layer PE bags inside to ensure product safety and preservation. |
| Shipping | Black Tea Polyphenols are securely packed in airtight, food-grade containers to prevent moisture and contamination during shipping. Packages are clearly labeled, compliant with transport regulations, and shipped via reliable courier services. Standard shipping includes tracking and typically delivers within 5-7 business days, ensuring product safety and freshness. |
| Storage | Black Tea Polyphenols should be stored in a tightly sealed container, protected from light, moisture, and heat. Ideally, keep the chemical in a cool, dry place, such as a desiccator or refrigerator (2–8°C). Ensure it is clearly labeled and kept away from incompatible substances. Proper storage preserves its stability, prevents degradation, and maintains its effectiveness for research or application. |
|
Purity 98%: Black Tea Polyphenols with 98% purity is used in nutraceutical formulations, where enhanced antioxidant capacity supports cellular oxidative stress reduction. Molecular Weight 400-600 Da: Black Tea Polyphenols with molecular weight 400-600 Da is applied in skincare emulsions, where efficient skin absorption aids in mitigating photoaging effects. Particle Size <10 μm: Black Tea Polyphenols with particle size under 10 micrometers is used in functional beverages, where superior solubility ensures uniform dispersion and bioavailability. Stability Temperature up to 80°C: Black Tea Polyphenols stable up to 80°C are incorporated in pasteurized juice products, where retention of polyphenolic content ensures functional efficacy after heat processing. Water Solubility >85%: Black Tea Polyphenols with water solubility exceeding 85% is utilized in instant tea powders, where rapid dissolution facilitates easy preparation and consistent taste. Residue on Ignition <0.5%: Black Tea Polyphenols with residue on ignition below 0.5% is used in pharmaceutical tablets, where high purity minimizes inactive excipient interference. Total Catechin Content >70%: Black Tea Polyphenols with catechin content over 70% are employed in dietary supplements, where potent free radical scavenging supports immune health. |
Competitive Black Tea Polyphenols 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
Flexible payment, competitive price, premium service - Inquire now!
