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CAS NO.497-76-7
High quality Cosmetic grade Beta-Arbutin 99%
Beta-arbutin Quick Details
Chemical Name: beta Arbutin
Other name: β-arbutin
CAS No.: 497-76-7
Molecular Fomula: C12H16O7
Chemical Stucture:
Molecular weight: 272.25
Appearance: White crystalline powder
Assay:99.5%min
SUNSANTA
We are one of the leading exporters in China in the fields of active pharma
ingredients including oncology drug, prostaglandin, anti-HIV drug, cardiovascular
drug, diabetes drug, anti-inflammatory drug, urinary system drug, cosmetics peptide
and intermediate, dyestuff & pigment and kinds of package materials.
We specialize in synthesis of novel organic compounds, process development
and manufacturing of pharmaceutical and fine organic chemicals from gram to kilogram quantity.
We supply
1.in very competitive price;
2.Quality Guaranteed;
3.Fast Delivery;
4.Payment:L/C;D/P;TT;;Paypal.
5.On-time shipment and pre-shipment product quality safeguards.
High quality Cosmetic grade Beta-Arbutin 99%
β-Arbutin:
ANALYSIS |
SPECIFICATION |
RESULTS |
Assay |
≥99.5% |
99.8% HPLC |
Appearance |
White fine powder |
Complies |
Arsenic |
<2ppm |
Complies |
Melting Point |
199~201±0.5℃ |
200.3~200.8℃ |
PH(1% water solution) |
5.0-7.0 |
6.71 |
Transparency in water |
Transparent colorless no suspended |
Complies |
Specific Optical Rotation |
-66±2° |
-65.6 |
Loss on drying |
≤0.5 |
0.28% |
Residue on ignition |
≤0.5 |
0.15% |
Infrared characteristic peak |
1515cm-11220cm-11050cm-1±(5~8)cm-1 |
Complies |
Hydrochinone |
≤10ppm |
Complies |
Heavy metals |
≤10ppm |
Complies |
Total Plate Count |
≤300cfu/g |
Complies |
Total Yeast Count |
≤100cfu/g |
Complies |