In order to authenticate your Certificate please type the catalog number, underscore, and the lot number
It should match this format XX##_####
For example Serotest Agglutinating Antiserum Salmonella O Polyvalent A-S has a catalog number of AS002 so we add that to it’s lot #5053 and come up with AS002_5053
If you have any questions or concerns about your products authenticity please contact us at [email protected]