Using a bonded polymeric zwitterionic stationary phase, in HILIC mode, polar quaternary herbicides like Diquat can easily be retained, with good peak symmetry. The impact of ionic strength and organic content in the mobile phase is discussed.
Merck SeQuant AB
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Separation of Quaternary Ammonium Compounds Using a Bonded Polymeric Zwitterionic Stationary PhasePublished: June 1st 2011 | Updated:
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