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Beta Arbutin 497-76-7 Uva Ursi Leaf extract
Beta Arbutin is extracted from bearberry. It is a biosynthetic active ingredient that is pure, water-soluble and is manufactured in a powder form. As one of the most advanced skin lightening ingredients on the market, it has been shown to work effectively on all skin types.
Beta Arbutin powder is a new type with an alpha glucoside keys of hydroquinone glycosidase. As the fade color composition in cosmetics, alpha arbutin can effectively inhibit the activity of tyrosinase in the human body.
Chemical Name: Beta Arbutin
CAS No.: 497-76-7
Chemical Structure: C12H16O7
Molecular weight: 272.25
Appearance: White powder
Assay: 98%min
Beta Arbutin Powder will relieve and dispell chloasma, melanin, acne ect;
Beta Arbutin Powder has good effects of sterilization and relieving cough;
Beta Arbutin Powder used to alleviate pain of burn and scald, enhancing immune fuction;
Beta Arbutin Powder can promote skin elasticity, retaining skin moisture and slowing down aging skin;
Beta Arbutin Powder with the function of restraining the activity of tyrosinase; preventing the formation of melanin.
1. Beta Arbutin Powder In cosmetic field as raw materials, arbutin powder is used in facial masks and essence to whiten,eliminate wrinkles and dispelling spot;
2. Beta Arbutin Powder In pharmaceutical field as raw material, natural arbutin is usually made into capsule to enhance organism immunity, sterilization and relieve cough.
ITEMS |
SPECIFICATIONS |
RESULTS |
Assay |
≥99.5% |
99.9% |
Character |
White fine powder or crystals |
Conforms |
Melting Point |
202-206(±0.5)℃ |
202.6-203.2℃ |
Specific Optical Rotation |
[α]D20=+174.0+186.0 º |
+177.94 º |
Solubility |
Soluble in water\alcohol |
Conforms |
Transparency In Water |
Transparent colorless no suspended |
Conforms |
pH(1% Water Solution) |
5.0-7.0 |
6.42 |
Loss On Drying |
≤0.5 |
0.12 |
Sulfated Ash |
≤0.5 |
0.09 |
Heavy Metals |
≤10ppm |
Conforms |
Arsenic |
< 1ppm |
Conforms |
Plumbum |
< 2ppm |
Conforms |
Total Plate Count |
< 1000cfu/g |
64 cfu/g |
Yeast&Mold |
< 100cfu/g |
13 cfu/g |
Escherichia Coli |
negative |
Conforms |
Staphylococcus Aureus |
negative |
Conforms |
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