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<h2 style="font-size:14px;color:#333333;font-family:Arial, Helvetica, sans-serif;">Alpha Arbutin</h2> <p style="color:#333333;font-family:Arial, Helvetica, sans-serif;">Obtained from bearberry plant like Uva ursi, alpha arbutin is commonly used as an antioxidant hence used in most anti-aging products. This compound is known to inhibit activity of enzyme tyrosinase that is responsible for formation of melanin an element that protects the skin against harmful environmental conditions such as sun poisoning effect of UV and UVB radiations from the sun.</p> <h4 style="color:#333333;font-family:Arial, Helvetica, sans-serif;">Quick View</h4> <p style="color:#333333;font-family:Arial, Helvetica, sans-serif;">Specification: 98%, 99%<br /> Botanical Name: Uva ursi<br /> Appearance:White crystalline powder<br /> Mesh: 80<br /> Loss on drying% ≤1.0<br /> Ignition residue: ≤0.5%<br /> Melting point: 203~206±1°C<br /> Specific optical rotation: D20=+176~184º<br /> Clarity of water solution: Transparency, colorless, nonesuspended matters<br /> pH value of 1% aqueoussolution: 5.0~7.0</p> <p style="color:#333333;font-family:arial;"><span style="font-family:Arial, Helvetica, sans-serif;"><span style="font-weight:bold;">Storage and shelf life</span></span><br /> <span style="font-family:Arial, Helvetica, sans-serif;">Storage: 1kg foil bag, 25kg/drum ,double plastic bags for inner packing and carton drum for outer packing</span><br /> <span style="font-family:Arial, Helvetica, sans-serif;">Stored conditions: Cool&dry place. Do not freeze. Keep away from strong light and heat</span><br /> <span style="font-family:Arial, Helvetica, sans-serif;">Shelf time: 3 years when stored properly</span></p>
