SEC Analysis of Modified Hydroxyethyl Cellulose

GPC/SEC analysis of hydroxyethyl cellulose used in pharmaceutical products Application Note Author Introduction Stephen Luke Agilent Technologies, Inc. Suspension and viscosity-increasing polymer excipients such as hydroxyethyl cellulose are used to uniformly disperse other ingredients throughout a formulation, and maintain their…

Application Compendium ANALYSIS OF POLYMERS BY GPC/SEC PHARMACEUTICAL APPLICATIONS Verified for Agilent 1260 Infinity GPC/SEC System This compendium contains Agilent GPC/SEC applications for the analysis of polymers used in the pharmaceutical industry. It covers the analysis of polymers used for…

SEC Analysis of Carboxymethyl Cellulose Application Note Author Introduction Graham Cleaver Agilent Technologies, Inc. Size exclusion chomatography (SEC) can be used to reveal slight differences in the molecular size profiles of water soluble polymers that are within the same viscosity…

Application compendium BIODEGRADABLE POLYMERS ANALYSIS OF BIODEGRADABLE POLYMERS BY GPC/SEC Authors Graham Cleaver Agilent Technologies, Inc. Contents Page Studying biodegradable polymers..................................................................................... 3 Synthetic polymers Poly(lactide-co-glycolide) ......................................................................................................4 Polycaprolactam ......................................................................................................................4 Polyvinyl alcohol .....................................................................................................................5 Polyethylene glycol .................................................................................................................5 Naturally-occuring polymers Natural rubber .........................................................................................................................8 Polyacrylic…