The certificate of analysis (COA) file is used to check whether the product meets its product specifications. This document shall include the test results of each batch of products obtained by using standard quality control procedures. This kind of document can be issued by the production enterprise independently, so there is no fixed template, and each COA document can be different.

Also known as the factory inspection report, it is the supplier's proof of the quality of this batch of materials, which is usually delivered with the goods, and there is also an electronic version of the factory inspection report.

Basic requirements of COA file

Include the name of the manufacturer.

The certificate date is within 8 months of the application submission date.

Include supplier signature.

Batch number and production date must be included.