Product Description a-Naphthoflavone extrapure AR, 98% Other Details Molecular Formula: 0 Molecular Weight: 0 CAS Number: 604-59-1 Minimum Purity: 0 UN Number: Not Regulated for Transport (Non-Haz) Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: Room Temperature Sizes 1: 0 Leadtime:45 - 60 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0