Third-Party Testing Explained
Third-party testing is independent verification of a supplier’s analytical claims. This article explains how it differs from internal quality control, what to look for in an independent COA, and how to evaluate the testing laboratory itself. What third-party testing is Third-party testing is analysis performed by a laboratory that is organizationally independent of the supplier. […]
Understanding Certificate of Analysis (COA) Verification
How to read a certificate of analysis, what to look for, and why third-party verification is non-negotiable.