Product Description Coumarin 343 Other Details Molecular Formula: C16H15NO4 Molecular Weight: 285.29 CAS Number: 55804-65-4 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 200mg Leadtime:20 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0