Certificate of Analysis
Every lot is independently assayed for purity and identity before it reaches the catalog. Scan the QR on your vial or search below by compound, classification, or lot identifier.
Enter a lot or COA number (e.g. PH260501) and press Enter to open that certificate directly.

Find the record. Verify the lot.
Rows marked “Certificate on file” open the signed third-party laboratory report for that exact lot. All other lots are in testing and their certificates post here as soon as the final report is returned. All materials are for research use only.
GHK-Cu
Lot PH260808 · COA COA8101 · Issued 2026-08-24
Lot PH260808 · COA COA8101
Confirm this certificate yourself: enter the COA number in the testing laboratory's public search, independent of this site.
Verify on BioviridianIndependently assayed · research use only.
