3,4-O-trimethyl-3 ', 4'-O, O-methylidineflavellagic acid; 1,2,3-Tri-O-methyl-7,8-methyleneflavellagic acid CAS number: 69251-99-6 3,4,5-O-trimethyl-3 ', 4'-O, O-methylidineflavellagic acid

3,4,5-O-TRIMETHYL-3',4'-O,O-METHYLIDINEFLAVELLAGIC ACIDAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin