Product Description Ampicillin trihydrate Other Details Molecular Formula: C16H25N3O7S Molecular Weight: 403.45 CAS Number: 7177-48-2 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days