Solid phase extraction apparatus uses glass vials or tubes for sample collection and concentration. Some sorbents require large desorption volume than small SPE cartridges in such case SPE tubes were used. The barrels are compatible with most vacuum-manifold devices and allow accurate loading of samples.
Application: Supelclean(TM) LC-18 SPE Tube was used in SPE to purify primary prostaglandins PGE2 and PGF2a and their tissue metabolites.
Legal Information: Supelclean is a trademark of Sigma-Aldrich Co. LLC