Symbol：La-Ce Properties：a rare earth alloy with a metallic silver luster that readily oxidizes in air Purity：(La,Ce)/TREM ≥ 99.5% Specification：La/RE:(40±1.5)%, Ce/RE:(60±1.5)% Applications：additives in hydrogen-storage materials and steel Packing: In iron drum with inner PVC bags of 100kg net each, or packed according to customers' specifications.