Product Description Acamprosate calcium Other Details Molecular Formula: C10H20CaN2O8S2 Molecular Weight: 400.48 CAS Number: 77337-73-6 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:20 Days Sizes 2: 250mg Leadtime:20 Days Sizes 3: 500mg Leadtime:20 Days