Product Description Quercetin-7-glucoside Other Details Molecular Formula: C21H20O12 Molecular Weight: 464.38 CAS Number: 491-50-9 Minimum Purity: 0.98 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1mg Leadtime:20 Days Sizes 2: 5mg Leadtime:20 Days Sizes 3: 10mg Leadtime:20 Days