Tellurium powder 4n-5n 100mesh ,200mesh,325mesh

Basic information for tellurium powder
1.Purity:99.99%-99.999%4n,5n tellurium powder
2.CAS NO.: 13494-80-9
3.Main Application: infrared detector materials, solar cell material, cooling material and so on.

Characteristics:
1. It's silvery white, lustrous, solid metal.
2. Soluble in sulfuric acid, nitric acid, potassium hydroxide and potassium cyanide solution.
3. Insoluble in water. Imparts garlic-like odor to breath, can be depilatory.
4. It is a p-type semiconductor and its conductivity is sensitive to light exposure.
5.Tellurium is a semiconductor materials showing a greater electrical conductivity.
6.Tellurium powder is a dark grey powder produced in vacuum equipment under nitrogen protection, it has low oxygen (less than 10ppm)with great flowability.
Tellurium powder 4n-5n 100mesh ,200mesh,325mesh