Green Nickel Oxide used for Enamel, ceramics, glass industries, magnetic materials, thermosensors, stainless steel,etc. Product Name: Green Nickel Oxide or ... ≤ 0.50 ≤0.30 Use: Enamel, ceramics, glass industries, magnetic materials, thermosensors, stainless steel, nickel salt, secondary battery. Packing: In iron ...