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SEC

Determining attributes of monoclonal antibodies

Determining the physicochemical and biophysical attributes of monoclonal antibodies



Comparative analysis of a complex monoclonal antibody

Comparing the suitability of EAF4 and SEC



Orthogonal platform enhances protein separation and characterisation

Postnova has designed an advanced orthogonal system that allows both SEC and FFF separations to be carried out on the same sample within one instrument platform



Multi-angle light scattering detector

Enables the precise calculation of the absolute molecular weight of proteins, natural and synthetic polymers



Sensitive and precise multi-angle light scattering detector

Measures the intensity of scattering at 21 angles which enables the precise calculation of the absolute molecular weight



Differential refractive index detector

Jens Reichenberger, Marina Urmann and Amandaa K Brewer outline the benefits of a dual-flow differential refractive index detector and semi micro columns for calculation of molar mass averages in size exclusion chromatography



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