The processes include the use of a chromatographic technique for the purification of the desired cytokine.

The process includes the use of a chromatographic technique for the purification of the desired cytokine.

A process includes the use of a cation exchange chromatographic technique for the purification of a desired cytokine.

The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.

Confirmation of questionable immunoassay screening results by an appropriate chromatographic technique is recommended.

Confirmation of questionable immunoassay screening results by an appropriate chromatographic technique is recommended.

This chromatographic technique uses an immobilized silica on glass plates as a stationary phase and a liquid mobile phase.

Each chromatographic technique has a different mechanism for separation, depending on the sample matrix and target compound.

Confirmation of questionable immunoassay screening results by an appropriate chromatographic technique is recommended.

It sets out an analytical approach that can be used by a single laboratory to carry out chromatographic analyses on a given sample, or samples.

An ion-exchange chromatography technique for purifying crude proteins containing closely related impurities, wherein the isoelectric points of the desired protein and the impurities are determined, is disclosed.

Capillary electrophoresis is a separation chromatographic method based on the differential migration of ionic species depending on their charge and frictional forces acting on them.

The multidimensional chromatographic technique we use, GC×GC-MS, allows us to separate more peaks and be more successful in providing an accurate profile.

Another analysis was performed by the same laboratory on the same urine sample using chromatography and confirmed the absence of any cannabinoids, while clearly identifying the presence of niflumic acid.

The processes include the use of a chromatographic technique for the purification of the desired cytokine.