Product Description Nicotinic anhydride Other Details Molecular Formula: C12H8N2O3 Molecular Weight: 228.2 CAS Number: 16837-38-0 Minimum Purity: 0.95 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: 0 Leadtime:0