Basic information-- high purity cadmium 5n, 6n, 7n 1.Purity : 99.999%--99.99999% 5n-7n; 2.Cas no:7440-43-9 3.Main application: infrared detector materials, solar cell material, cooling material; Characteristics: 1. In its pure form, cadmium is a silvery white, malleable metal with a bluish hue. 2.In its' powdered form it is a grayish/white color. 3.The metal has a very low melting temperature and tarnishes in moist air. 4.The metal is ductile and very malleable.