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Arbutin |
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| Product name : Arbutin |
| Item : TC015 |
| Details : |
the price of natural Arbutin is USD640/kg, the price of synthetic Arbutin is USD210/kg.
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I t e m
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Specification
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Analytical Result
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Assay
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≥99.5%
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99.8%
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Character
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White fine powder or crystals
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Conforms
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Melting Point
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202-206（±0.5）℃
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203.1-204 ℃
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Specific Optical Rotation
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[a]D20= + 174.0°- +186.0°
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+180.06°
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Solubility
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Soluble in water 、alcohol
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Conforms
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Transparency in water
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Transparent colorless no suspended
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Conforms
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PH（1% water solution）
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5.0-7.0
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6.27
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Loss on drying
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≤ 0.5
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0.05
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Sulfated ash
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≤0.5
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0.06
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Heavy metals
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≤10ppm
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Conforms
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Arsenic
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<1ppm
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Conforms
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Plumbum
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<2ppm
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Conforms
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Total Plate count
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<1000cfu/g
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53 cfu/g
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Yeast & mold
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<100cfu/g
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12cfu/g
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