Quercetin Dihydrate CAS 6151-25-3
Appearance: Yellow fine powder
Assay (HPLC) 95% 99%
Assay(UV) 98.0% -102%
Sieve analysis Characteristic:100%pass 80mesh
Residue on Ignition Bulk Density less than 0.2% 45-55g/100ml
Extract Solvent Ethanol and Water
Heavy Metals less than 10ppm
As less than 2ppm
Total Plate Count less than 1000cfu/g
Yeast and Mold less than 100cfu/g
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