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  1. See our catalog of Alfa Aesar research chemicals, pure metals and materials for a wide span of applications.

  2. Find certificates of analysis (COA), safety data sheets (SDS), user manuals, and other documents for Thermo Fisher Scientific products, sites, and entities.

  3. You can also find a link to a product’s certificates right on the product detail page. If you can't find the certificate you are looking for, contact Customer Service using the email, chat or phone links on the main Help and Support page.

  4. 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.

  5. Services and Support. See our catalog of Alfa Aesar research chemicals, pure metals and materials for a wide span of applications.

  6. Enter your product code and lot number (optional), click the down arrow to select your document type, and then click Search. Click on the link in the right-hand column to open any certificate as a PDF in a new window.

  7. Search our product database by description, CAS number, or our catalog item number, then order online. (Please register or log in first, to access online ordering.) Have a question about one of our catalog items?