High Pure Materials - The high pure Meterial Department of CRM specializing in the production and distribution of high purity materials, CRM provides its customers with materials of purities from 4N up to 7N. As the absolutely necessary elemental materials of semiconductor industries, the products  are applied to varieties of industrial fields, covering electroluminescence, thermoelectronics, electronics, infrared, information, solar energy generation and high performance alloy making, etc. 

CRM offer reagent quantity high pure material, min order is 50 g.    

Also CRM can offer a serious of three - four element semiconductor, if any request, please let's know. ( sales@china-raremetal.com )

CRM developed our high purity department, we have many kinds of methods to reduce the impurity. Exapmle elcctrofefine,distilled, zone-refine, single crystal purification.