Analysis of Omeprazole and Lansoprazole in Capsules by Capillary Zone Electrophoresis
March 1st 2005A simple capillary zone electrophoresis method is discussed for the simultaneous analysis of omeprazole and lansoprazole. The aim is to provide an efficient assay for the quality control of both pharmaceuticals.
From Tables to Visuals: Principal Component Analysis, Part 2
February 1st 2005The second part in this series focuses on the variables in large data tables, looking at the vocabulary used by PCA experts, and explaining some of the background to the method. It further provides practical examples of how these variables operate in practice.