Despite the power of these instrumental methods of analysis, their use is often limited if the sample contains species that will interfere with the analysis. Chromatography provides a solution to the ...Despite the power of these instrumental methods of analysis, their use is often limited if the sample contains species that will interfere with the analysis. Chromatography provides a solution to the analysis of complex samples by providing a way to separate the individual species in a sample prior to their analysis by a spectroscopic or electroanalytical method of analysis.