Product Description Vanadium (III) oxide Other Details Molecular Formula: O3V2 Molecular Weight: 149.88 CAS Number: 1314-34-7 Minimum Purity: 99.5%, trace metals basis 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