Product Description Olopatadine related compound C Other Details Molecular Formula: C16H12O4 Molecular Weight: 268.26 CAS Number: 55453-87-7 Minimum Purity: 99% (HPLC), powder UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mg Leadtime:20 Days Sizes 2: 25mg Leadtime:20 Days Sizes 3: 100mg Leadtime:20 Days