John E. George, III

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John E. George, III is with Varian, Inc., Palo Alto, California.

Articles

The Analysis of Semivolatile Compounds in Environmental and Crude Vegetable Extracts by Ion-Trap Mass Spectrometry

Greg Wells;John E. George, III

November 1st 2007

Today's ion traps use advanced scanning techniques such as automatic gain control, axial modulation, and triple resonance scanning, resulting in efficient control of both ionization and optimal storage of ions in the trap during analysis. These instruments provide excellent sensitivity and quantitative data, even in "dirty" samples.

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