5-Oxo-4,5-dihydropyrazine-2-carboxylic acid(5-Hydroxypyrazine-2-Carboxylic Acid), 98%

*This document is like a lab demo—an example Certificate of Analysis (COA) that showcases what a COA looks like but may not match the latest batch in all its glory. Think of it as a chemistry experiment: close, but not quite the final reaction!