Product Description Varenicline tartrate Other Details Molecular Formula: C13H13N3.C4H6O6 Molecular Weight: 361.35 CAS Number: 375815-87-5 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mg Leadtime:20 Days Sizes 2: 10mg Leadtime:20 Days Sizes 3: 25mg Leadtime:20 Days