Product Description Quercetin 3,4'-dimethyl ether Other Details Molecular Formula: C17H14O7 Molecular Weight: 330.29 CAS Number: 33429-83-3 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 250mg Leadtime:65 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0