Certificate of Analysis Finder
It’s important to know your purchase meets quality assurance standards. Our Certificate of Analysis (COA) database covers all industries and GKE product lines.
Enter your LOT Number to find your relevant certificate. The Lot Number can be found on every product or on the sales order, packing slip and invoice. It is a combination of digits (LOT) and work order number (WO and digits). Please only enter the digits of the LOT.