Product Description

1. English Name: Green tea extract / Camellia sinensis

2. Brand name: Dongyu

3. Active Ingredient: Polyphenols, EGCG,Natural L-theanine,Catechins

4. CAS #:989-51-5

5. Testing Method: UV/HPLC

6. Appearance: brown powder

7. Molecular Formula:  C17H19N3O

8. Molecular Weight: 281.36

9. Certificate: GMP, ISO, FDA

10. Package:1kg/bag , 25kg/drum, customization

11. Storage: Store in cool and dry place. Keep away from strong light and heat.

Product Name: Green tea extract, polyphenols.

Botanical source: Gamellia sinensis O.Ktze.

Extraction Part: Organic tea leaf

Active Ingredients: Tea Polyphenols/EGCG/CATECHIN. 

Test Method: HPLC 

Specifications: Tea polyphenols 20%-98%, EGCG: 15%-98%, Catechin: 30%-90%

Appearance: Yellow brown Fine Powder

Packing: 25kg/carton

Origin: China (mainland)

Storage: store in cool & dry area, keep away from the direct light and heat.

Shelf life: 2 years if properly stored

CAS No.: 84650-60-2

EINECS No.: 200-053-1

Molecular Formula: C17H19N3O

Molecular Weight:458.4 

Appearance: Yellow brown Fine Powder

Solubility: Easy dissolving in water or ethanol

Applications

1. Anti-oxidation and anti-aging, eliminating free radicals;

2. Anti-cancer, inhibiting the increasing of cancer cell; 

3. Anti-bacterium, with the function of sterilization and deodorization;

4. With good inhibitory effect to HIV;

Application:

1. Applied in food field, adds tea polyphenols in foods can maintain original flavor, preventing corruption and discoloration, with the function of restraining and killing bacteria, which will improve the food hygiene standards;

2. Applied in pharmaceutical field, it is also used to treat cardiovascular disease and cancer;

3. Applied in cosmetic field, protecting skin from harmful 

sun exposure, which will prevent skin cancer.

Packaging & Shipping

1. 1kg/2kg/5kg/25kg is available

2. Foil bag or Drum

3. According to your requirements

Company Information

Shaanxi Dongyu Bio-Tech Co., Ltd is specializing in organic tea cultivation, tea's cleaning process, tea health foods and natural heab extracts. 

We built modern natural plant extracts production line in 2013. The project was 12th five-year national supporting plan by Ministry of Science and Technology. The technology of extraction is researcher and developed by the Tea Reserach Institude of Hangzhou and Zhejiang University. the occupied area of the plant is 3000 square meters and the annual production capability is about 200 tons. The whole processing of production strictly accords with GMP standards. 

We have 3 million square meters tea garden in the depths of the Mount Dabashan and the Mount Micangshan. As raw material of tea polyphenols, our tea got the organic certificate of the China Tea Research Institute from cultivation, production and processing. During the process of growing tea, we strictly refuse to use any chemical fertilizer, herbicide, plant grow regulator and chemical food additive. As tea plantation is located in the Mount Dabashan selenium-rich area, our tea contains 50-80 mg of per kg and about 3 mg of zinc per kg. The characteristic of the product is rich in trace elements zinc and selenium. We built green tea processing and production factory with annual capacity of 500 tons. 

We have got ISO9001, HACCP and Organic Production Certificate.  

 FAQ 

Q1. Could you provide samples?

A: Of course yes. We can provide some free samples(not more than 30g), but the shipping cost should be on the customers’ account. 

Q2. Is there any discount?

A: yes, for lager quantity, we always support with better price.

Q3. How to confirm the product quality before placing orders?

A: By sending you our available samples.

Or is you have special requirement on the goods, we can prepare samples according to your requirement and send to you for your confirmation.

Q4. How to place order and make payment?

A: You can send our your purchase oeder(if your company has), or just send a simple confirmation by email or by Trademanager, and we will send you proforma invoice with our bank details for your confirmation, then you can make payment accordingly. 

Sunny Sun

International Business Dep.

SHAANXI DONGYU BIO-TECH CO., LTD

Room 1301, Zhonglian Yihuayuan, No. 190 North Wenyi Rd. XI‘AN, Shaanxi

Tel: 86 29 87815076  Fax: 86 29 87809659  Mob: 86 13709119910

Skype: sunnysun1009