Minor Metals

Tellurium High purity Tellurium is a component of binary, ternary and quaternary compound semiconductors (Peltier and thermo elements, optical storage material, solar cells [...]

Cadmium Telluride Cadmium Telluride (5N) is used for CdTe thin film solar cells. Cadmium Telluride – 99.999% [...]

Indium High purity Indium is used to grow single crystalline III/V semiconductors like Indium Antimonide (important e.g. for Hall sensors, high frequency electronics and [...]

Gallium Gallium is used for the formation of III/V- compound semiconductors like GaN, GaAs and GaSb. Application: see high purity Arsenic. Gallium Chloride is used in the [...]

Selenium Chemicals RETORTE’s selenium chemical products distinguish themselves through high, stable quality, low iron content and laboratory analysis of each batch. [...]

Selenium metal, powder, pellets, granules RETORTE’s selenium metal products distinguish themselves through high, stable quality, low iron content and laboratory [...]

High Purity Selenium RETORTE  GmbH provides a permanently high, stable quality, a low impurity level and remarkable electro-optical performance due to our unique production [...]

Antimony High purity Antimony is used to produce III/V-semiconductors like Indium Antimonide (InSb) used for Hall sensors and infrared detectors and as a dopant for [...]

Germanium Germanium is transparent for infrared radiation that is that has a wavelength of between 2 and 12 micrometers. It is therefore ideal to produce IR-optical devices [...]

Arsenic High purity Arsenic is needed to produce III/V-semiconductors like GaAs, which is used to make high frequency integrated circuits (power amplifiers in cell phones, [...]