Recent posts

Choosing the Correct Column for Chromatographic Selectivity

By July 2, 2020

When developing a method for the routine multiresidue analysis of pesticides in food commodities there are several factors that need to be considered when selecting which liquid chromatography (LC) column to use. The requirements include:… Read more >

Categories: Food & Environmental
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Retained or Not Retained? How Much is Enough Retention?

By June 15, 2020

In the various pieces of collateral we have published at Waters on highly polar pesticides, such as glyphosate or chlormequat, one of the main parameters we discuss is retention. But what do we mean by… Read more >

Categories: Food & Environmental
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How to Detect Fipronil in Eggs: Tips for Pesticide Screening Laboratories

By May 22, 2018

We discuss analytical options using LC and GC with MS/MS to detect the pesticide fipronil in eggs for food safety testing.

Categories: Customer Stories, Food & Environmental
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Increasing the Efficiency and Accuracy of Pesticide Residue Screening in Food using Microfluidic Chromatography and Time-of-Flight Mass Spectrometry

By October 23, 2014

With the ever-increasing number of compounds that need to be monitored at low concentrations in a wide variety of complex food commodities, pesticide residue analysis in food has become a more challenging task. There is… Read more >

Categories: Food & Environmental, Technologies
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