Tea Polyphenols

Tea polyphenols are natural compounds extracted from tea leaves, as an intense antioxidation, it can effectively clean free radical, prevent and cure some tumours and cancer, adjust blood lipid extraordinary, anti-heart and brain disease, anti-bacteria, reduce inflammation, defy virus etc. So it is widely used in food additive and medical raw materials.

Traditionally, tea polyphenols are extracted using acetic ester, some manufacturers even use chloroform as the solvent to draw off caffeine, so there is a question of resolver residual. The tea polyphenols are extracted from the organic tea raw materials, and not use any organic solvent, so it is pure natural and true greed food.

Product Characteristics:

1.       Light yellow or Brown-yellow powder. Easily dissolve in water and aqueous ethanol, and are bitter.

2.       Stable in the condition of PH from 4 to 8, and degrade in the condition of heat,light, and ferric ion etc.

3.       Extracted by means of advanced production technology, high purity good color, safety and nontoxic grade.

Quality Specification:

Specifications

TP-50

TP-80

TP-95

TP-98

Tea polyphenols %

/span>50

/span>80

/span>95

/span>98

Catechins      %

/span>30

/span>65

/span>75

/span>80

EGCG        %

/span>15

/span>30

/span>45

/span>50

Caffeine       %

/span>12

/span>10

/span>1

/span>0.5

Loss at Drying

/span>5.0

/span>5.0

/span>5.0

/span>3.0

Ash

/span>8.0

/span>5.0

/span>0.5

/span>0.5

Arsenic        ppm

/span>2.0

/span>2.0

/span>1.0

/span>1.0

Heavy Metals   ppm

/span>5.0

/span>5.0

/span>2.0

/span>2.0

Total plate count cft/g

/span>1000

/span>1000

/span>1000

/span>1000

Yeast&Mold   cft/g

/span>100

/span>100

/span>100

/span>100

Salmonclia

Negative

Negative

Negative

Negative

Colibacillus

Negative

Negative

Negative

Negative

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