Product Description Ibutilide fumarate Other Details Molecular Formula: C20H36N2O3S.0.5C4H4O4 Molecular Weight: 442.61 CAS Number: 122647-32-9 Minimum Purity: 0.98 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 10mg Leadtime:20 Days Sizes 2: 25mg Leadtime:20 Days Sizes 3: 50mg Leadtime:20 Days