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green tea leaf extract L-Theanine,China purem price supplier

green tea leaf extract L-Theanine
min.order / fob price
≥1 piece
OriginShaanxi China
Production Capacity1000 Kilogram/Kilograms per Week
CategoryOthers
Update Time2026-02-13
company profile
Xi'an Purem Biological Technology Co., Ltd.
China
Contact: Ms.Ms. Carol Chen
Tel: 086-029-65668055
Number of Employees: 51 - 100 People
Business Type: Trading Company
product details
Model No:HD350222
Origin:Shaanxi China
Brand:purem

green tea leaf extract L-Theanine
Source: camellia sinensis
Used part: leaf
Spec.: tea polyphenol, EGCG, catechin, the

green tea leaf extract L-Theanine       

 

 

1. Specification

Specifications of green tea leaf extract:

Product Specification
GTP-99% Polyphenols 99%, Catechins 99%, EGCG 98%, Caffeine<0.05%
GTP-99% Polyphenols 99%, Catechins 98%, EGCG 95%, Caffeine<0.05%
GTP-99% Polyphenols 99%, Catechins 95%, EGCG 90%, Caffeine<0.05%
GTP-99% Polyphenols 99%, Catechins 95%, EGCG 80%, Caffeine<0.1%
GTP-99% Polyphenols 99%, Catechins 90%, EGCG 70%, Caffeine<1%
GTP-99% Polyphenols 99%, Catechins 80%, EGCG 50%, Caffeine<0.5%
GTP-98% Polyphenols 98%, Catechins 75%, EGCG 45%, Caffeine<0.5%
GTP-90% Polyphenols 90%, Catechins 70%, EGCG 40%, Caffeine<10%
GTP-80% Polyphenols 80%, Catechins 60%, EGCG 30%, Caffeine<10%
GTP-70% Polyphenols 70%, Catechins 50%, EGCG 20%, Caffeine<10%
GTP-60% Polyphenols 60%, Catechins 40%, Caffeine<10%
GTP-50% Polyphenols 50%, Catechins 25%, Caffeine<10%
GTP-40% Polyphenols 40%, Caffeine<10%
GTP-30% Polyphenols 30%
GTP-20% Polyphenols 20%

 

** typical specification of Green Tea Extract ---- tea polyphenol 98% by UV  

ITEMS  SPECIFICATION RESULT
Appearance Light yellow powder Conforms
Sieve 100% pass 80 mesh Conforms
Total TEA POLYPHENOLS (By UV) ≥98.0% 99.87%
Catechins (By HPLC)   76.64%
EGCG (By HPLC)   45.77%
Caffeine (By HPLC)   1.64%
Ash ≤3.0% 0.10%
Loss on drying ≤6.0% 4.70%
Total heavy metals ≤10.0ppm Conforms
As ≤1.0ppm Conforms
Pb ≤0.5ppm Conforms
Microbiology    
Total plate count ≤1000cfu/g Conforms
Yeast & mould ≤100cfu/g Conforms
E. Coli Negative Negative

** The above specification is just for reference. 

 

 

 

 

 

2. Usage

Description:

Green tea extract, like many herbs, is standardized in the production phase to guarantee that a certain percentage of the active ingredients remain present in the final capsulized form. The active ingredients in green tea extract are polyphenols in the form of flavonoids like catechins and epigallocatechin gallate (EGCG). Polyphenols, flavonoids, catechins and EGCG are powerful antioxidants that appear to interfere with and reduce the spread of certain types of cancer cells. The antioxidant activity of EGCG in green tea extract is purportedly up to 100 times more powerful than that of vitamin C or E.

 

Function:

(1)Application of tea polyphenols in the industry of medicine

Tea polyphenols can protect easy-oxidant in the body from oxidizing through oxidized itself to made cellular activity normalize. 
(2)Application of tea polyphenols in food industry
The fat in food is easy to oxidize itself to produce free radicals. Tea polyphenols can supply lots of protons, which combine with over 98% of these free radicals, thereby stop next chemical reaction and protect the fat from further oxidizing. 
(3)Application of tea polyphenols in the industry of daily chemicals
In general, most cosmetics contain oil, wax, hydrocarbon and surface active agent, all that easily react to oxygen in air and produce peroxidant, acids, aldehydes etc.



3. Package and Storage

Package:

(1)1kg/bag (1kg net weight, 1.2kg gross weight, packed in an aluminum foil bag; Outer: paper carton; Inner: double-layer PE)

(2)5kg/bag (5kg net weight, 5.2kg gross weight, packed in an aluminum foil bag; Outer: paper carton; Inner: double-layer PE)

(3)10kg/drum (10kg net weight, 12kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 310mm high, 400mm diameter)

(4)25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 350mm diameter)

(5)Customized package is available.

 

Storage:

(1)Stored in a cool and dry well-closed container and in ventilated area,

(2)kept away from moisture and strong light or high temperature.
(3)Two years under well storage situation and stored away from direct sun light.

 

 

4. Packaging Details  

Packing :

In fiber-drums with two-plastic bags inside.

Net Weight :

25kgs/Drum

Gross Weight :

28kgs/Drum

Srorage :

Stored in dry and cool place, keep away from strong light and heat.

Shelf Life :

Two years when properly stored

 

 

5.Shipping:

1, DHL Express, FEDEX and EMS for quantity less than 50KG, usually called as DDU service;
2, Sea shipping for quantity over 500KG; and air shipping is available for 50KG above;
3, For high value product, please select air shipping and DHL express for safe;
4, Please confirm if you can make the clearance when goods reach your customs before placing an order, for buyers from Mexico, Turkey, Italy, Romania,Russia, and other remote area.

 

 

 

 

6.Advantage
Small order is acceptable
Free sample for you
Have self-export rights
Have right to do commodity inspection

 

7.Contact info 

 

  XI'AN PUREM BIOLOGICAL TECHNOLOGY CO.,LTD

Anna Chen

Mobile:8615698692635    Trade Manager:cn1510797771

Tel:86-29-65668055       Fax:86-29-65668055

Website: www.biopurem.com

Address: Room12701 Unit1,Ziweizhenpin,Keji road Xi'an ,China

 

Type:
Herbal Extract
Variety:
green tea extract
Form:
Powder
Part:
Leaf
Extraction Type:
Solvent Extraction
Packaging:
Bottle,Drum,Plastic Container,Vacuum Packed
Place of Origin:
Shaanxi China (Mainland)
Grade:
pharmaceutical grade&food grade
Brand Name:
purem
Model Number:
HD350222
color:
Light yellow fine powder
Botanical source:
Camellia sinensis
Raw material:
China
Specification:
tea polyphenol, EGCG, catechin, theanine
Extraction solvent:
ethanol and water
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