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Quercetin is extracted from sophora japonica bud. Quercetin has been used to relive cough in Chinese clinical medicine. It is also used in supplements to reduce blood pressure and blood fat, improve capillary resistance. Quercetin has excellent antioxidant and anti-inflammatory properties. It can be used as food preservative. Quercetin powder is also great natural dye for clothes.
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Certificate of Analysis(COA)
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General Information
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Product Name
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Quercetin
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Part Used
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Sophora Japonica Bud
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Item
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Specification
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Method
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Result
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Physical Property
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Appearance
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Green Yellow Powder
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Organoleptic
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Conforms
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Loss on Drying
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≤3.0%
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HB43-S Moisture Meter
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2.80%
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Ignition Ash
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≤2.0%
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USP37<561>
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1.30%
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Mesh Size
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98% Through 80 Mesh
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Organoleptic
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Conforms
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Contaminants
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Mercury(Hg)
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≤0.1mg/Kg
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Atomic Absorption
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Conforms
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Lead(Pb)
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≤3.0 mg/Kg
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Atomic Absorption
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Conforms
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Arsenic(As)
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≤2.0 mg/Kg
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Atomic Absorption
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Conforms
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Cadmimum(Cd)
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≤1.0 mg/Kg
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Atomic Absorption
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Conforms
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Microbiological
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Total Plate Count
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≤1000cfu/g
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USP30<61>
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Conforms
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Yeast&Mold
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≤500cfu/g
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USP30<61>
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Conforms
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E.Coli
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Negative
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USP30<62>
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Conforms
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Salmonella
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Negative
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USP30<62>
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Conforms
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Shelf Life
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24 Months under the conditions below,no antioxidant used
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Package
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Standard packed in fiber-drum and two plastic bags inside. Net weight: 25kg. Dimension: I.D.35*H51cm.
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Store in a cool,dry place away from Moisture,Light,Oxygen
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Benefits
1. Quercetin can relieve cough.
2. Quercetin may lower blood pressure.
3. Quercetin may reduce blood fat.
4. Quercetin may improve capillary resistance.
5. Quercetin has good antioxidant effect.
6. Quercetin has anti-inflammatory property.
7. Quercetin is a kind of natural dye for clothes.
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