Alfa Aesar
Search by structure
Search for organic molecules by
drawing the complete or partial
structure; yields exact matches
and related molecules.
Specialized chemical
services
Fine and specialty chemicals
produced and packaged to your
specifications, with over 50 years
of production experience.
Search by element
Use our interactive periodic table
to search pure elements, and then
select by format, or find alloys or
compounds.
Featured products
Metals & materials
Find high-purity Alfa Aesar metals and materials that meet the varying demands of high-technology applications. They’re available in more than 30 forms, including: wires, sheets, foils, slugs, and powders.
High Purity Inorganics
Our high-purity inorganics include chemicals and materials manufactured to exacting standards for research, development, and production.
Specpure® standards
Specpure® standards comprise our comprehensive offering of spectrochemical analytical standard solutions. Specpure standards are designed for unsurpassed in accuracy, purity and quality.
Catalysts
The portfolio includes a full range of catalysts, precious metal salts, and solutions manufactured to stringent specifications and available in a range of purities and concentrations.
Top categories
Organometallic compounds
Nitrogen heterocycles
Resources
About Alfa Aesar
Our Alfa Aesar line offers over 40,000 research chemicals, metals and materials for a wide range of applications. Our areas of specialization include high-purity metals, compounds for organic synthesis, building blocks, and standards. We supply high-purity raw materials in sizes from gram-scale catalogitems to semi-bulk and bulk production quantities, produced and packaged to your specifications, with over 50 years of production experience.