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Tips & Tricks - GPC/SEC: Absolute or True Molar MAsses for MAcromolecules - Mass Spectrometry as a New Solution

Published 16 May 2011 | By Polymer Standards Service

GPC/SEC separates mocromolecules based on their hydrodynamic volume and, therefore, allows an ensemble of chains with different lengths to be seperated into small fractions. Promary information from GPC/SEC is the signal intensity at a defined elution volume. Molar mass distribution information can be obtained by assigning a molar mass to the elution volume.

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