Quercetin
Quercetin
Source: Dry flower buds from Sophora japonica L., prepared from enzymatic hydrolysis of Rutin.
Active Ingredient: Quercetin
CAS NO：117-39-5
Molecular Formula：C15H14O9
Appearance: Yellow powder
Solubility: Slightly soluble in water. Freely soluble in methanol, alkaline solution, and glacial acetic acid.
Features: Enzymatic hydrolysis processing with no methanol used in manufacturing. The product is healthy and eco-friendly.
Specifications：
Item | Results | Methods | |
Assay，% |
≥ | 98 95 | UV method HPLC method |
Loss on drying% | ≤ | 12 | KF |
As， mg/kg | ≤ | 2.0 | GB/T5009. 11 |
Pb， mg/kg | ≤ | 3.0 | GB5009. 12 |
Scope of application
Zhongtian quercetin is produced by enzymatic hydrolysis process and is environmentally friendly.
Quercetin is mainly used in medicine and health food fields.
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