Faster DHA Analyses Using Helium or Hydrogen

Rtx®-DHA columns are highly stable and can be run with helium or hydrogen under accelerated conditions. Restek has developed a new DHA method using Rtx®-DHA columns with hydrogen that can double refinery sample throughput. | Find out more

Analytical conditions for GC analysis of volatile organic compounds have been optimized to ensure good resolution of critical pairs, while maximizing sample throughput. Rxi®-624Sil MS columns are shown to outperform other 624s.
Find out more

VOC testing laboratories can expand into new markets using existing air sampling canisters and thermal desorption tubes, due to the broad applicability of these techniques.
Find out more

Restek has developed the first QuEChERS-based method for determining pesticide residues in dietary supplements. This simple, cost-effective procedure reduces matrix interferences as well as sample prep variation among technicians.
Find out more

Double cannabinoid sample throughput by using LC/MS/MS instead of GC/MS. Using an Ultra II® Biphenyl column, THC-COOH-glucuronide can be determined directly in just 6 minutes and derivatization can be eliminated. | Find out more

Not all column deactivations are appropriate for analyzing basic compounds. Here we demonstrate the effect of column inertness on peak shape, and discuss its role in improving method accuracy, sensitivity, and shortening development time. | Find out more

Restek Technical Support can provide you with custom residual solvent methods in minutes using Pro ezGC software. Review a customer example and learn how to request a method specific to your application. | Find out more