How to Read a Certificate of Analysis
30 August 2026 · 1 min read
A practical guide to the fields commonly found on analytical reports for research materials.
A useful certificate of analysis should identify the material and batch, show the analysis date, name the analytical method, report the measured result, and make the underlying report traceable. Researchers should distinguish identity testing from purity testing and should avoid treating a single percentage as a complete quality assessment.
- COA
- HPLC
- quality control
For laboratory research use only. Not for human consumption.