Agilent Technologies' new, fast GC/MSD method can significantly speed up the screening of pesticides. Agilent's GC Method Translation software was used in developing the new method based on the standard 42-min method. A 15 m × 0.25 mm × 0.25 mmmmm Agilent HP-5MS column was used to increase analysis speed up to fourfold. The time savings were implemented in increments (down to 10.5 minutes) to verify the predictability of scaling and the effect of scaling on the signal-to-noise ratio.
Agilent Technologies developed new techniques to speed up the screening of pesticides and endocrine disrupters. This document details a method that reduces analysis time from 42 minutes down to as little as 10.5 minutes using specific column dimensions and optimized temperature programming.
The approach utilizes Agilent's GC Method Translation (MTL) software to adjust operating conditions for faster runs, followed by Retention Time Locking (RTL) to ensure accurate compound identification despite the reduced run times. The document provides experimental data comparing standard, 2.5x speedup, and 4x speedup methods.
The run time can be shortened to 10.5 minutes using a fast oven ramp rate and a specific column.
The Agilent 6890 GC fast oven option (220/240V in the U.S.) is required.
A turbo pump used in this study could handle a 3.8 mL/min carrier flow.