Alfa Aesar leading manufacturer and supplier of research chemicals, metals and materials in a wide span of applications.

Premion® high purity precious metal compounds and pure elements.

Puratronic® high purity inorganic compounds and metal powders generally the highest available, typically 99.995% to 99.9999%, with some reaching 99.99995%.

REacton® high purity rare earth metals, alloys and compounds.

UltraDry® Your first choice for air and moisture sensitive applications is the Ultra Dry line of materials.

Specpure® analytical standard solutions, purity raw materials and ASTM Type I deionized water for the greatest calibration accuracy possible.

Spectroflux® alkali metal borate based fluxes prepared for use in a variety of analytical methods.