Экстракт кверцетина растительный Кверцетин (cas 117395) 99% натуральный экстракт

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Products Description






Latin Name:
Sophora japonica L.
Plant Source:
flower/seed
Appearance:
Yellow
CAS:
153-18-4
Specification

95%-99%
Storage
Store in cool & dry place. Keep away from strong light and heat.
Packing
1kg/Foil bag, 25kgs/Drum (Two plastic-bags inside with Paper-drums), Or as per customer's requirements.)
Shelf Life
3 years under well storage situation.


COA


Item
Specification
Results
Methods
Marker Compound
Quercetin 95%
95.05%
UV
Appearance & Color
Yellow powder
Conform
GB5492-85
Odor & Taste
Characteristic
Conform
GB5492-85
Plant Part Used
Flower
Conform
Extract Solvent
Ethanol/Water
Conform
Bulk Density
0.4-0.6g/ml
0.40-0.50g/ml
Mesh Size
80
100%
GB5507-85
Loss on Drying
≤5.0%
3.56%
GB5009.3
Ash Content
≤5.0%
0.86%
GB5009.4
Solvent Residue
Negative
Conform
GC
Pesticides
EC NO:396/2005
Conform
GC
PAH4
≤50ppb
Conform
GC-MS
Benzo(a)pyrene
≤10ppb
Conform
GC-MS
Benz(a)anthracene
≤10ppb
Conform
GC-MS
Benzo(b)fluoranthene
≤10ppb
Conform
GC-MS
Chrysene
≤10ppb
Conform
GC-MS
Heavy Metals
Total Heavy Metals
≤10ppm
<3.0ppm
AAS
Arsenic (As)
≤1.0ppm
<0.1ppm
AAS(GB/T5009.11)
Lead (Pb)
≤1.0ppm
<0.5ppm
AAS(GB5009.12)
Cadmium
<1.0ppm
Not Detected
AAS(GB/T5009.15)
Mercury
≤0.1ppm
Not Detected
AAS(GB/T5009.17)
Microbiology
Total Plate Count
≤1000cfu/g
<100
GB4789.2
Total Yeast & Mold
≤25cfu/g
<10
GB4789.15
E. Coli
≤40MPN/100g
Not Detected
GB/T4789.3-2003
Salmonella
Negative in 25g
Not Detected
GB4789.4
Staphylococcus
Negative in 10g
Not Detected
GB4789.1
Packing and Storage
25kg/drum Inside: Double-deck plastic bag, outside: Neutral cardboard barrel & Leave in the shady and cool dry place
Shelf Life
3 Year When Stored properly
Expiration Date
3 Years




1.Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic.
2. Quercetin has anticancer activity, inhibits PI3-kinase activity and slightly inhibits PIP Kinase activity, reducescancer cell
growth via type II estrogen receptors.
3.Quercetin may inhibit histamine release from basophils and mast cells.
4. Quercetin may control the spread of certain viruses within the body. 5, Quercetin may help reduce tissue destruction.
5. Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis




1. Applied in pharmaceutical field;
2. It is widely applied in health care products field;
3. Applied in food and beverage field






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