Arbutin CAS 497-76-7

Arbutin CAS 497-76-7

Ideal brightener for whitening cosmetics

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Product Details

Brief Description

Arbutin is an ideal whitening agent for whitening cosmetics. There are two optical isomers-α and β, and the biologically active ß isomer.  In cosmetics, it can effectively whiten and remove freckles on the skin, gradually fade and remove skin freckles, chloasma, melanin deposits, acne and age spots. High safety, no side effects such as irritation and sensitization.


CAS No.: 497-76-7

Molecular formula: C12H16O7

Synonym: beta-arbutin; 4-hydroxyphenyl-beta-d-glucopyranosid; β-arbutin

Chemical formula: 



Specification

      Item 

Specification 

Analytical Result 

Assay

≥99%

99.8%

Character

White fine powder or crystals

Conforms

Melting Point

199-201±0.5

199.6-200.2℃

Specific Optical Rotation

[a]D20= -62°- -68.0°

-66°

Solubility

Soluble in water alcohol

Conforms

Transparency in water

Transparent colorless no suspended

Conforms

 PH1% water solution

5.0-7.0

6.2

 Loss on drying

≤ 0.5%

0.1% 

Sulphated ash

≤0.1% 

Conforms

Heavy metals

≤20ppm

Conforms

Arsenic

<2ppm

Conforms

Plumbum

<20ppm

Conforms

Chloride

<0.036

Conforms

Hydroquinone Assay

 

 

<10 ppm

Conforms


Packing photo of Arbutin:

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Packing way of Arbutin:

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