Product Description Nickel(II) oxide, green, ~400 Mesh Other Details Molecular Formula: NiO Molecular Weight: 74.69 CAS Number: 1313-99-1 Minimum Purity: Ni≥78.5% 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