Engelhardtia Leaf

Engelhardtia Leaf

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Product Details

1-product details

1. Product name: Engelhardtia roxburghiana Extract with Astilbin 

2. Active ingredient: Astilbin

3. Botanical source: Engelhardtia roxburghiana Wall.[E. chrysolepis Hance]

4. Biogenic origin: Wild in Asia and north China

5. 5. CAS NO: 29838-67-3

6. Specification: 8% Astilbin

7. Molecular formula: C21H22O11

8. Molecular Weight: 450.408

9. Characters: Brown-yellow powder

10. Solubility: Soluble in Ethanol, partly soluble in water

11. Usage:  pharmaceutical and health food 

2-product description

Engelhardtia leaf is wild in southern China Walnut Branch evergreen trees; Engelhardtia leaf since 

ancient times as Qingre, detoxification and slimming tea with the use of health care. As Engelhardtia 

dihydroxyflavone leaf sugar alcohol with the main component of acid Guanidine dimethoxy with anti-oxidation of fat suppression role, promoting blood circulation, reducing blood fat, lowering 

blood glucose and enhance immune function and prevention of cancer and other the role of 

physiological activity. At the same time, skin allergies, local inflammation and anti-aging also have very good results

3-product analysis

Item

  Specification

  Result

  Method

BasicProduct Information

Product name

Engelhardtia Leaf



Part of the Plant

leaf

Conform

/

Country of Origin

China

Conform

/

Organoleptic Data

Appearance

Fine powder

Conform

NLS-QCS-1008

Color

Brown-yellow powder

Conform

GB/T 5492-2008

Odor& Taste

Characteristic

Conform

GB/T 5492-2008

Process Data

Solvent(s) Used

Water and ethyl alcohol

Conform

/

Extract ration

/

Conform


Content

Paeoniflorin98%

98.13


Drying Method

Spray drying

Conform

/

Excipient

Maltodextrin 

Conform

/

Physical Characteristics

Particle Size (80 mesh)

98.0%pass 80mesh

Conform

GB/T 5507-2008

Moisture

<5.0%

2.8%

GB/T 14769-1993

Ash Content

<4.0%

1.3%

AOAC 942.05, 18th

Solvent Residue

Eur. Pharm

Conform

NLS-QCS-1007

Heavy Metals

Total Heavy Metals

<10 ppm

Conform

USP <231>, method II

Arsenic

<1.0 ppm

Conform

AOAC 986.15, 18th

Lead

<1.0 ppm

Conform

AOAC 986.15, 18th

Mercury

<0.5 ppm

Conform

AOAC 971.21, 18th

Pesticide Residue

666

<0.2ppm

Conform

GB/T5009.19-1996

DDT

<0.2ppm

Conform

GB/T5009.19-1996

Microbiology

Total Plate Count

<1,000cfu/g

14cfu/g

AOAC 990.12, 18th

Total Yeast & Mold

<100cfu/g

4cfu/g

FDA (BAM) Chapter 18, 8th Ed.

E. Coli

Negative

Negative

AOAC 997.11, 18th

Salmonella

Negative

Negative

FDA (BAM) Chapter 5, 8th Ed.

4-product function

1, Obesity patients: There are anti-oxidation, the role of inhibiting obesity. 
2, Ever-go people: skin allergies, 3, local inflammation and anti-aging. 
3, high blood sugar From: lowering blood glucose and enhance immune function. 


DC0209548699BB842293E41DD2D95E25

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