Product Description Nimesulide Other Details Molecular Formula: C13H12N2O5S Molecular Weight: 308.31 CAS Number: 51803-78-2 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 25g Leadtime:20 Days