The authors assessed several chiral GC columns to select one for the Sample Analysis at Mars experiment on the Martian rover. The Agilent J&W CP-Chirasil-Dex CB column was chosen as the only chiral column for this space mission, and for the next Martian mission, ExoMars. Published by Elsevier B. V. Processing of meteoritic organic materials as a possible analog of early molecular evolution in p...