03
Sep
Sep
Mass spectrometry isotope patterns show how naturally occurring isotopes produce M, M+1 and M+2 peaks. Learn how these patterns support elemental, molecular-formula and charge-state interpretation.
Tag Archives: Mass Spectrometry
02
Sep
Sep
Mass spectrometry adducts change the m/z values observed for a compound. Learn how protonated, sodiated, potassiated and multiply charged ions should be interpreted in analytical reports.
31
Aug
Aug
Learning how to read a research compound COA is essential when reviewing the identity, purity and batch documentation of a laboratory material. A Certificate of Analysis should connect a specific batch to clearly reported analytical results rather than simply display a purity percentage. HPLC, mass spectrometry and NMR provide different kinds of information. No single […]