Product Name | Bearberry extract |
Active Ingredient | alpha arbutin |
Specification | 50%~98% |
Test Method | HPLC |
Color | White Powder |
Application fields | Cosmetic & Health Supplement |
Shelf Life | 24 Months Properly Storage |
Particle Size | 80 Mesh |
Sample | Freely Provided |
Product Name | Cosmetic Grade Material Cas 84380-01-8 100% Pure Alpha-Arbutin | ||
Item of Test | Limits of Test | Results of Test | |
Appearance | White crystalline powder | White crystalline powder | |
Assay (HPLC) | ≥99% | 99.13% | |
Particle | 100% pass 80 mesh | Conforms | |
Odor | Odorless | Conforms | |
Sulphated Ash | <0.5% | 0.21% | |
Melting Point | 195-196°C | 195.2°C | |
PH Value or 1% Aqueous Solution | 5.0-7.0 | 5.2 | |
As | <10% | Conforms | |
Pb | <1.0ppm | Conforms | |
Cr | <3.0ppm | Conforms | |
Hg | <0.05ppm | Conforms | |
Loss on drying | <0.1mg/kg | Conforms | |
Total Plate Count | <0.5% | 0.35% | |
Yeast & Mold | <1000cfu/g | Conforms | |
E. Coli | <100cfu/g | Conforms | |
S. Aureus | Negative | Absent | |
Saimonella | Negative | Absent | |
Pesticides | Negative | Absent | |
Conclusion | Conform with specification | ||
Storage | Store in 2-8°C, cool & dry place, Keep away from strong light and heat. |