Product Description 4',5-Dihydroxyflavone Other Details Molecular Formula: C15H10O4 Molecular Weight: 254.24 CAS Number: 6665-67-4 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 10mg Leadtime:20 Days Sizes 2: 50mg Leadtime:20 Days Sizes 3: 0 Leadtime:0