Gel permeation chromatography (GPC) is a type of molecular sieving chromatography, where a sample is separated into its constituent parts based on their molecular sizes. This is accomplished by ...

Size exclusion chromatography (SEC) separates components of a sample on the basis of their molecular size. Differential exclusion or inclusion of the molecules is achieved via filtration through a gel ...

ALTHOUGH there are many chromatographic methods for separating the various gibberellins from each other, there appears to be no report of the use of silica gel partition columns. Columns are more ...

AN earlier paper 1 described a method for separating a number of indole derivatives and auxin-like substances in plant extracts, using silica-gel partition columns and petroleum ether: n-butyl alcohol ...

Flash column chromatography was developed in 1978 as an alternative method to long column chromatography. The method aims to isolate a component from a mixture and thereby purify it. It was built from ...

Downstream bioprocessing steps have long been a challenge to drug manufacturers, particularly the chromatography step for purification of monoclonal antibodies (mAbs). The complexity of traditional ...

Although biopharmaceutical manufacturing covers an extensive range, it is essential that each iteration of a unit operation is in compliance with an unyielding set of operational parameters and ...