Factory supply Natural Smoketree extract Fisetin 10%, 50%, 98% Boxwood extract powder

Quick Details Port: Guangzhou Payment Terms: T/T,Western Union,MoneyGram,trader assurance Supply Ability: 1000 Ton/Tons per Year Form: Powder Extraction Type: Solvent Extraction Active Ingredient: fisetin 98% Specification: 4:1 10:1 20:1 Grade: Pharma Grade Appearance: Brown yellow Powder Type: Herbal Extract Test Method: HPLC /TLC Part: leaf /root Packaging: DRUM,Other Variety: Boxwood extract Packaging Detail: 1. Aluminum foil vacuum bag,inner by double plastic bag 2,Container 3,25kg drum,inner by double plastic bag   Factory supply Natural  Smoketree extract Fisetin 10%, 50%, 98% Boxwood extract powder   1.Product name: Smoketree extract powder 2.Active Ingredient: Fisetin 3..Part used: Stem & Leaf 4.Product Content: Fisetin 10%, 50%, 98% 5.Test method: HPLC 6.Molecular Formula: C15H10O6 7.Molecular Weight: 286.24 (anhydrous basis) 8.CAS No.: 528-48-3 9.Appearance: yellowish-brown powder 10.Product Origin: Buxus Sinica(Rehd.et.wils)M.cheng 11) Introduction: Fisetin   is a flavonol, a structurally distinct chemical substance that belongs to the flavonoid group of polyphenols. It can be found in many plants, where it serves as a colouring agent. It is also found in many fruits and vegetables, such as strawberries, apples, persimmons, onions and cucumbers.[1] Its chemical formula was first described by Austrian chemist Josef Herzig in 1891.[2] The biological activity of fisetin has been studied in many laboratory assays; like other polyphenols it has many activities.                                              CERTIFICATE  OF  ANALYSIS Product Name: Smoketree extract Origin of Material: China Batch Number: XJM20180512 Part Used: leaf and stem Quantity: 700.0kg Date of Manufacture:2018/05/05                         Date of Analysis: 2018/05/14   Item Specification Result Testing Method Assay(Fisetin) 98% 98.9% UV Physical & Chemical Control Appearance Light yellow to brown yellow Powder Complies Visual Odor Characteristic Complies Organoleptic Tasted Characteristic, slight bitter Complies Organoleptic Sieve Analysis 100% pass 80 mesh […]