Oliver Lerch | Authors

Articles

Online Ion-Exchange Solid-Phase Extraction Cleanup for PFAS in Food of Animal Origin

Online SPE–LC–MS/MS combined with the method presented enabled automated cleanup of food extracts and determination of PFAS compounds in the ng/kg range.

Determining Psychoactive Drugs in Blood Plasma and Serum Using Automated SPE–LC–MS/MS

A simple and rugged method to determine psychoactive drugs using automated SPE–LC–MS/MS is described.

Extraction and Analysis of Contaminants in Water with Particulate Matter Using SBSE

A highly sensitive method for quantitative determination of contaminants in surface waters, with and without particulate matter, was tested using stir-bar sorptive extraction (SBSE).

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GC–MS Analysis of Aroma Compounds in Edible Oils by Direct Thermal Desorption

GC–MS Analysis of Aroma Compounds in Edible Oils by Direct Thermal Desorption