High Content Quercetin CAS 117-39-5

• Purity: 95%Min
• Density: 1.3616
• Storage: Store at 0-5°c
• Color: Yellow
• Package: 25kg/Drum
• Loss on Drying: 9.0%-12.0%
• Total Plate Count: 1000 Cfu/G Min
• Transport Package: 25kg/Drum
• Specification: Quercetin
• Trademark: Qinmu Brand
• Origin: China
• HS Code: 2932999099
• Production Capacity: 10mt/Month

Product Description

The specifications of Quercetin CAS 117-39-5:
 

Item	Specifications	Results
Color and Appearance	Yellow, crystalline powder	Conform
Solubility	Practically insoluble in water	Conform
	Soluble in aqueous alkaline sol.	Conform
Melting point	305-315°C	310°C
Identification	Must positive	Conform
Sulphated ash	≤0.5%	0.07%
Loss on drying	≤4.0%	2.09%
Heavy Metal	≤10PPM	< 10 PPM
Mesh size	100% pass 80 mesh	Conform
Cadmium	≤1.0 PPM	Not detected
Lead	≤3.0PPM	0.03 PPM
Mercury	≤0.1 PPM	0.03 PPM
Arsenic	≤1.0 PPM	Not detected
Assay (on dry product)	≥98% (UV method)	Conform
	≥95% (HPLC method)	96.7%
Microbiological test
Total plate count	≤1000 CFU/g	Conform
Yeast & Mould	≤ 100 CFU/g	Conform
E.Coli	Negative	Negative
Salmonella	Negative	Negative

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