High Purity Metals

The products of PPM PURE METALS available through William Rowland Limited include: Germanium, Arsenic, Indium, Gallium, Antimony, Cadmium, Copper, Zinc, Tin, Lead, Tellurium, Mercury, Bismuth, Selenium and their compounds. The products include several groups:

• High purity metals and compounds for crystal growth and electronic device production


• Dopants for optical waveguides (e.g. Germanium Tetrachloride) in this field PPM PURE METALS has a leading position


• Crystals and infrared-optical materials

• High purity compounds for various purpose

The most important product applications are in electronics, optics, metallurgy, thin-film coatings and special chemicals. Many of these areas involve a high degree of innovation which constantly imposes new and more strict requirements on our products. Thus, research and development in the field of high purity materials is an integrated process at PPM PURE METALS. The applied quality management system for all product lines is currently certified under DIN ISO 9001, first certificate issued in 1993.