Documentation
COA library
Certificates of analysis for our research materials, organized by product and lot number.
How to find a certificate
Open the product in the research catalog. The certificate for the current lot is shown in the product gallery and documentation section. Match the lot number on the certificate with the lot number printed on your label.
If you have a vial from an earlier lot, or you cannot find the certificate you need, contact us with the product name and lot number and we will send it.
Reading the report
Each certificate lists the lot number, test date, testing method and results. For guidance on HPLC purity, mass spectrometry identity and other tests, see our quality and testing page.