GC Method Development

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Environmental Analysis – Lake Nakuru Flamingos: Pesticides

04. Standardizing Analytical Methods, 22. Contextual Modules, a. Basic Concepts in Mass Spectrometry, a. Designing a sampling plan, a. General Coverage of GC, b. GC Retention Order, Contextual Modules, e. GC Method Development

Could toxic pesticides like DDT be responsible for the deaths of large numbers of lesser flamingos at Lake Nakuru, Kenya? While many organochlorine pesticides including DDT have been banned for decades in the US due to their adverse effects on bird populations, especially bald eagles, they are still used for mosquito control in tropical regions of…

Gas Chromatography: End of Unit Problem Solving

e. GC Method Development

Students will learn to: Label an internal standards calibration curve. List the requirements of an internal standard. Predict the elution order of analytes. Develop a sample preparation strategy. Propose an internal standard and GC stationary phase…

GC-Electron Capture Detection: Analysis of a Literature Article

20. Activities that Use Primary Literature, c. GC Instrument Components, e. GC Method Development, f. GC - Literature Article Analysis

Students examine an article on measuring internal azole and pyrethroid pesticide concentrations in Daphnia magna using QuEChERS and GC-ECD—method development with a focus on matrix effects