Quality Certificate of Analysis

Are you buying poorly characterized and unsupported reference standards? You don't need to settle for TLC or single wavelength purity determination.

With our comprehensive certification, you will never need to doubt the authenticity or purity of our reference standards. Every compound provided by Chemtos comes fully certified with Diode Array HPLC purity analysis, proton NMR analysis, LC/MS and all of the supporting data. All analytical work is done under GLP conditions. See a sample CoA.

Comprehensive Certificate of Analysis Provided with each Compound