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Changsha Staherb Natural Ingredients Co., Ltd.,

Changsha Staherb Natural Ingredients Co., Ltd.,

Main products: magnolol,Dihydromyricetin,Macleaya Cordata Extract,corosolic acid,Amygdalin

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Changsha Staherb Natural Ingredients Co., Ltd.,
Country: China
Tel: 86-731-84213302
Mobile: 18374838656
E-mail: info@staherb.cn
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Best price Bergenin powder Bergenia extract Bergenia purpurascens extract

Release time: 2022-11-11

Product

 

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Product Description

Product Name: Bergenin Powder

CAS No. :477-90-7

Purity: 98%min Bergenin by HPLC

Molecular formula: C14H16O9

Molecular weight: 328.28  

Appearance: White crystal powder
Melting Point: 237-240℃

Boiling Point: 658.9℃ at 760 mmHg

Density: 1.639g/cm3    

 

 

Analysis

Specification

Result

Test method

Assay 

Vitexin 5%

Vitexin 5%

HPLC

Solvent

Water

Water

Complies

Identification

Positive

Positive

TLC

Appearance

Brown Yellow Powder

Complies

Visual

Odor

Characteristic

Characteristic

Organoleptic

Particle size

100% through 80 mesh

80 mesh 

80 Mesh Screen

Loss on drying

5% Max

Complies

5g / 105C /2hrs

Ash Content

5% Max

Complies

2g / 525C /3hrs

Heavy metals 

10ppm Max

Complies

Atomic Absorption

Pb

2ppm Max

1.28ppm

Atomic Absorption

Cd

1ppm Max

0.1ppm

Atomic Absorption

Hg

0.1ppm Max

0.01ppm Max

Atomic Absorption

Microbiology

 

 

 

Total plate count 

10000cfu/g Max

Complies

AOAC

Yeast & Mold

1000cfu/g Max

Complies

AOAC

E. Coli  

Negative

Negative

AOAC

Salmonella

Negative

Negative

AOAC

Conclusion :                Complies with the enterprise standard  


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Company Introduction
Address: Room 202, Building B8, Huanchuang Enterprise Square, Lugu Street, Yuelu District, Changsha City, Hunan Province
Website: http://www.staherb.cn/
Business scope: Biotechnology, research and development of plant extracts (can be used in the field of pharmaceutical and health products, cosmetics, feed additives and biological pesticide production and development)
Main products: Eucommia extract - chlorogenic acid (5%-98%), ursolic acid (25%-98%), corosolic acid (1%-98%), bitter amygdalin (50%-98%), epimedoside (10%-98%) and other standardized high-purity plant extracts.


If you wanna know more about us, please feel free to contact me at:
Whatsapp: +86 13548561509
Email: staherb18@staherb.cn

or you can send me online message if it's convenient for you.
We look forward to cooperating with you!