Product Details
| Product Name: tea Polyphenols | CAS No.: 84650-60-2 |
| EC-No.: 205-825-1 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/11/04 |
Technical Data Sheet (TDS)
Product Name: Tea Polyphenols
Synonyms: Green Tea Extract, Camellia sinensis Polyphenols
Grade: Food & Industrial Grade
Appearance: Fine light brown to dark brown powder
CAS Number: 84650-60-2
Molecular Formula: Mixture of polyphenolic compounds (mainly catechins)
Molecular Weight: Variable
1. Product Description
Tea polyphenols are natural bioactive compounds extracted from tea leaves (Camellia sinensis). They exhibit strong antioxidant properties and are widely used in food, nutraceutical, pharmaceutical, and industrial applications. They serve as dietary supplements, functional food ingredients, natural antioxidants, and in industrial applications such as polymer stabilization.
2. Specifications
| Test Item | Specification |
|---|---|
| Assay (Total Polyphenols, UV/Colorimetric) | ≥95% |
| Catechin Content (HPLC) | ≥60% |
| Appearance | Fine light brown to dark brown powder |
| Odor & Taste | Characteristic tea odor, slightly astringent |
| Loss on Drying | ≤5% |
| Heavy Metals (as Pb) | ≤10 ppm |
| Lead (Pb) | ≤5 ppm |
| Arsenic (As) | ≤3 ppm |
| Cadmium (Cd) | ≤1 ppm |
| Mercury (Hg) | ≤0.1 ppm |
| Total Plate Count | ≤1000 cfu/g |
| Yeast & Mold | ≤100 cfu/g |
| E. coli | Negative |
| Salmonella | Negative |
| Staphylococcus aureus | Negative |
Note: Specifications can be adjusted based on customer requirements and local regulations.
3. Physical and Chemical Properties
Solubility: Soluble in water and ethanol; practically insoluble in non-polar solvents.
Color & Odor: Light to dark brown powder, characteristic tea odor
pH (1% solution): 4.0–6.0
Stability: Stable under normal storage; sensitive to light, heat, and strong oxidants.
4. Applications
Food Industry:
Antioxidant additive in beverages, dietary supplements, and functional foods
Natural preservative and flavor enhancer
Pharmaceutical & Nutraceutical Industry:
Antioxidant, cardioprotective, anti-aging formulations
Component in dietary supplements and capsules
Industrial Applications:
Natural antioxidant in polymers, rubber, and coatings
Additive in cosmetics for skin protection
5. Packaging & Storage
Packaging: 1–25 kg kraft paper drums with inner polyethylene liner, or as per customer requirement
Storage Conditions: Store in a cool, dry, dark place; keep container tightly closed
Shelf Life: 24 months under recommended storage conditions
6. Safety & Handling
Avoid inhalation and contact with eyes/skin
Wear gloves and protective mask when handling powder
In case of contact with eyes or skin, rinse immediately with plenty of water
Refer to Safety Data Sheet (SDS) for detailed handling, transport, and disposal instructions
7. Regulatory Compliance
Complies with FCC, USP, and ISO standards for food and pharmaceutical grade polyphenols
Meets food additive and nutraceutical regulatory requirements in major markets
If you need other products, please click the website below to make a selection.
http://www.khonorchem.com
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China