Research and professional-use products only. Availability depends on jurisdiction.

Back to Research Hub

How to Read a Certificate of Analysis

AllDayGLP Research Team

A Certificate of Analysis (COA) is one of the most important documents in research supply quality assurance. It provides documented evidence that a product meets its stated specifications.

Key Sections of a COA

1. Product and Batch Information

2. Appearance

3. Identification

4. Purity Analysis

5. Content/Assay

6. Residual Solvents

7. Endotoxin Testing

What to Look For

Storing COAs