Product Description 4-Nitroisatoic anhydride Other Details Molecular Formula: C8H4N2O5 Molecular Weight: 208.13 CAS Number: 63480-10-4 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: 10g Leadtime:20 Days