... in water, soluble in organic acid.USAGE:Used as luminous material activator, Raw material for making terbium.PACKING:Plastic drums: 5kgs net ... , magnetic materials, phosphors, flint and so on products new material industrial within the field of high-tech. they are used ... , synchronous motor etc. And as the hydrogen storage alloy material in high-energy magnets ,electric vehicles and cell phone battery ...