| Certification: | USDA Organic/EU Organic/ISO/Kosher/Halal/FDA |
|---|---|
| Assay Method: | HPLC |
| Application Form: | Tablet, Capsule, Powder |
| Application: | Food, Health Care Products, Medicine |
| State: | Powder |
| Extract Source: | Leaf |
| Samples: |
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| Customization: |
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|
Model Name |
alpha arbutin |
|
Latin Name |
A. uva-ursi |
|
Active Ingredient |
Arbutin |
|
CAS No. |
497-76-7 |
|
Specification |
98% |
|
Apparent |
White needle crystal or powder |
|
Part |
Leaf |
|
Text method |
HPLC |
|
Function |
Whitening skin care |
|
Application |
Used in cosmetics,pharmaceutical |
|
Stock |
in stock |
UVA ursi leaf is the medicinal part of a shrub that is indigenous to Europe. The name UVA ursi means "bear's grape", and the shrub is sonamed because bears like to eat the small red berries that grow on the UVA ursi plant. Other names for UVA ursi leaf include bearberry, hogberry and upland cranberry. UVA Ursi is small woody evergreen shrub that is a species of Arctostaphylos, one of several related species referred to as bearberry. This plant blooms from April to May and produces an orange colored berry.
|
beta-arbutin |
CAS No.:497-76-7 |
|
Synonym |
4-Hydroquinone β-D-glucopyranoside |
|
Formula |
C12H16O7 |
|
Molecular |
272.25 |
|
Appearance |
White needle or crystal or powder |
|
Assay |
≥99.5%HPLC |
|
PH value(in 1% solution): |
5.0-7.0 |
|
Specific rotation |
-63 to -67 |
|
Melting point: |
198-202 Celsius degree |
|
Infrared characteristic peak value: |
1512cm-1 1219cm-1 1049cm-1 ?5-7)cm-1 |
|
Loss on drying: |
Not more than 0.5% |
|
Residue on Ignition: |
Not more than 0.5% |
|
Heavy metals (Pb): |
Not more than 10ppm |
|
Arsenic: |
Not more than 2ppm |
|
Hydroquinone: |
None |
UVA ursi leaf is the medicinal part of a shrub that is indigenous to Europe. The name UVA ursi means "bear's grape", and the shrub is sonamed because bears like to eat the small red berries that grow on the UVA ursi plant. Other names for UVA ursi leaf include bearberry, hogberry and upland cranberry. UVA Ursi is small woody evergreen shrub that is a species of Arctostaphylos, one of several related species referred to as bearberry. This plant blooms from April to May and produces an orange colored berry. (alpha arbutin)
1. Arbutin inhibits the formation of melanin pigment by inhibiting Tyrosinase activity.
2. Arbutin is a skin whitening agent which is very popular in Japan ,South Korea and other Asian countries for skin de-pigmentation.
3. Arbutinis one of the safest and most efficient whitening materials that are popular at preset.
4. Arbutin is also the most competitive whitening activity in the 21st century. (alpha arbutin).
| Recommended transportation selections | ||
| By Express | By Air Transportation | By Sea Transportation |
| Suitable for sample order or <50kg Fast: 3-10 days High shipping cost Door to door service |
Suitable for >50kg Fast: 3-7 days Lower than express cost Airport to airport service Professional broker needed |
Suitable for > 300kg Slow: 7-45 days Lowest cost Port to port service Professional broker needed |
Suppliers with verified business licenses
Audited Supplier 
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