Using a stainless-steel inlet union as an alternative to PEEK

TECHNICAL NOTE 73878 Direct infusion of an analyte with an ISQ EC or ISQ EM single quadrupole mass detector Authors: Dan Kalu Appulage1 and Stephan Meding2 Thermo Fisher Scientific, Austin, TX 1 Thermo Fisher Scientific, Germering, Germany 2 Keywords: Single…

Application note | 001166 Ion chromatography Determination of cationic polar pesticides in oat cereals by ion chromatography and electrospray ionization mass spectroscopy Authors Goal Terri Christison, John E. Madden, and Demonstrate determinations of cationic polar pesticides by ion chromatography coupled…

TECHNICAL NOTE 74068 Increase sensitivity in UHPLC-MS analysis by minimizing post-column dispersion Authors: Soo Hyun Park, Mauro De Pra, Giorgia Greco Thermo Fisher Scientific, Germering, Germany Keywords: System dispersion, post-column dispersion, UHPLC, pesticides, Vanquish Horizon, ISQ EM, ISQ EC, high-throughput…

ISQ EC AND ISQ EM TIPS AND TRICKS: ISSUE 4 Using a restriction capillary for tuning Author Stephan Meding Thermo Fisher Scientific, Germering, Germany Keywords Single quadrupole mass spectrometer, ISQ EC, ISQ EM, Tuning Goal Guideline on using a restriction…