Append to the molecular components that are present in this Object[Sample]. DefineComposition commonly run after samples have been separated (ex. HPLC/FPLC/Filter/SolidPhaseExtraction) and their composition have been changed. After analyzing the data collected from the separation and determining what components you believe are present in the sample, use this function to append to the existing components in the Composition field of the sample:

Define the molecular components that are present in this Object[Sample]. DefineComposition commonly run after samples have been separated (ex. HPLC/FPLC/Filter/SolidPhaseExtraction) and their composition have been changed. After analyzing the data collected from the separation and determining what components you believe are present in the sample, use this function to populate those components in the Composition field of the sample: