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Product Name:  alpha arbutin

alpha arbutin source: alpha-Arbutin is a synthetic compound derived from natural plant sources. It is a water-soluble, white powder that remains stable in a pH range between 3.5 to 6.5.

alpha arbutin introduction: Alpha-Arbutin is a pure, water soluble. biosynthetic active ingredient. AlphaArbutin blocks epidermal melanin synthesis by inhibiting enzymatic oxidation of Tyrosine and Dopa. Arbutin appears to have fewer side effects than hydroquinone of similar concentrations - presumably due to the more gradual release. It is the more effective, faster and safer approach to promoting skin - brightening and an even skin tone on all skin types.

Appearance:        White crystal powder

Active ingredient:    arbutin

alpha arbutin specifications: 100% natural  99.5%Alpha arbutin /beta arbutin

Test by:             HPLC

Molecular weight:   272.25

Structural formula:

Processing technology:

alpha arbutin Main benefits:

1.Alphaarbutin is a natural skin lightening agent derived from the bearberry shrub.Arbutin also protect the skin against damage caused by free radicals.

2.Alphaarbutin has a non irritating, non toxic effect on the skin,Arbutin can help with conditions such as such as freckles, liver spots and hyperpigmented areas of the skin.

3.Alphaarbutin has anti-inflammatory and anti-bacterial properties. 

alpha arbutin specification



ANALYSIS

SPECIFICATION

RESULTS

Assay

99%

99.78%   HPLC

Appearance

White fine powder or crystals

Complies

PH1% water solution

5.0-7.0

6.42

Solubility

Soluble in water , alcohol

Conforms

Sulphated ash

5.0

0.18

Loss on drying

5.0

0.36

Transparency in water

Transparent colorless no suspended

Conforms

Melting Point

199-204(±0.5)℃

202.5-203.2

Infrared characteristic peak


1514;1229;1215;1059;1034

Specific Optical Rotation

[a]D20= + 174.0°- +186.0°

+179.89°

alpha arbutinHeavy metals

10ppm

Conforms

Plumbum

<2ppm

Conforms

Arsenic

<1ppm

Conforms

alpha arbutin Microbiological Tests

Salmonella

Negative

Negative

Total Yeast & Mold

≤100cfu/g

16cfu/g

Staphylococcus

Negative

Negative

E.Coli

Negative

Negative

Total Plate Count

≤1000cfu/g

98cfu/g


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