Product Description Azelaic Dihydrazide Other Details Molecular Formula: C9H20N4O2 Molecular Weight: 216.28 CAS Number: 4080-95-9 Minimum Purity: 0.97 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