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|
Name |
Instant black Tea Extract |
|
Part used |
Leaf |
|
Appearance |
Brown powder |
|
Odor |
Characteristic |
|
Active ingredient |
Polyphenol |
|
Specification |
10%,25%, 30% |
|
Ash content |
≤3.0% |
|
Loss on Drying |
≤5.0% |
|
Extract Solvent |
Water& alcohol |
|
Test Method |
By HPLC |

Black Tea,because the appearance of finished tea is black, hence the name,black tea is one of the six major types of tea.The traditional black tea USES the black tea raw material maturity is high.It is the main material of pressing tea.
Black tea extract contains about 500 compounds, some of which are essential to the body. Such as vitamins, proteins, amino acids, lipids, sugars and mineral elements,they have higher nutritional value to human body.There are also some compounds that have health and pharmacodynamic effects on the human body,such as tea polyphenols, caffeine, lipopolysaccharides and so on,these substances play an important role in improving the function of the human immune system, playing the role of health and fitness, life extension.
1.Digest to much meal diet.
2.Losing weight.
3.Treat wind phlegm.
4.Hypolipidemic.
5.Venting hot, detoxification.
5.Help produce saliva and slake thirst.
7.Could also treat Abdominal pain, cholera, dysentery.
1. Applied in food field, it's used as food additive with the function of lengthening life.
2. Applied in pharmaceutical field, it is frequently used as medicine supplement or OTCs ingredients and owns good
efficacy for treatment of cancer and cardio-cerebrovascular disease.
3. Applied in cosmetics, it can delay aging and prevent UV radiation.
|
Standards |
Results |
|
|
Physical Analysis |
|
|
|
Appearance |
Brown Yellow Fine Powder |
Complies |
|
Assay |
10:1 |
TLC |
|
Mesh Size |
80 mesh |
Complies |
|
Ash |
≤ 5.0% |
2.85% |
|
Loss on Drying |
≤ 5.0% |
2.82% |
|
Chemical Analysis |
|
|
|
Heavy Metal |
≤ 10.0 mg/kg |
Complies |
|
Pb |
≤ 2.0 mg/kg |
Complies |
|
As |
≤ 1.0 mg/kg |
Complies |
|
Hg |
≤ 0.1 mg/kg |
Complies |
|
Microbiological Analysis |
|
|
|
Residue of Pesticide |
Negative |
Negative |
|
Total Plate Count |
≤ 1000cfu/g |
Complies |
|
Yeast&Mold |
≤ 100cfu/g |
Complies |
|
E.coil |
Negative |
Negative |
|
Salmonella |
Negative |
Negative |




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