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Lapanantnoppakhun, Somchai; Tengjaroensakul, Urai; Mungkornasawakul, Pitchaya; Puangpila, Chanida; Kittiwachana, Sila; Saengtempiam, Jeeraphithak; Hartwell, Supaporn Kradtap – Journal of Chemical Education, 2020
A green chemistry experiment is presented for teaching an undergraduate quantitative analysis/analytical chemistry laboratory class through the use of black tea leaf extract for the determination of iron in supplement tablets. Dried tea leaf is a safe, low cost, and widely available source of natural extract that can be used in place of more toxic…
Descriptors: Chemistry, Science Experiments, Spectroscopy, College Science
Strobbe, Maurice A. – 1972
The objective of this manual is to provide a set of basic analytical procedures commonly used to determine environmental quality. Procedures are designed to be used in an introductory course in environmental science and are explicit enough to allow them to be performed by both the non-science or beginning science student. Stressing ecology and…
Descriptors: Chemical Analysis, Ecology, Environmental Education, Instructional Materials
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Stock, Naomi L.; Martin, Jonathan W.; Ye, Yun; Mabury, Scott A. – Journal of Chemical Education, 2007
A laboratory experiment that provides students a hands-on introduction to the specific techniques of liquid chromatography-tandem mass spectrometry (LC-MS/MS) and electrospray ionization is presented. The students can thus practice the analytical principles of sample extraction, detection, quantification, and quality control using a fresh fish…
Descriptors: Laboratory Experiments, Quality Control, Animals, Chemistry