... 9120100200300-Lu2O3-49999150200200500 DESCRIPTION: White powder, insoluble in water, soluble in acids.USAGE:For electronic indutry and scientific research ... , low iron, low magnesium mixed rare earth alloy, magnetic materials, phosphors, flint and so on products new material industrial ... the field of high-tech. they are used in manufacturing magnetic resonance imaging device, the CT machine, computer ...