CHILLICOTHE, Ohio — The Pixelle paper mill in Chillicothe announced it will close down as part of plans to strengthen operations at its other locations. Pixelle is working with employees for a smooth ...

New equipment and methodology for the continuous separation and purification of chemical species via continuous liquid–liquid partition chromatography are presented. This is achieved by cascading ...

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Recently, Au NPs coated with citrate were successfully immobilized on chromatography paper grafted with imidazole, dithiol (ane), or silanized with APTES. As demonstrated by extinction spectra and SEM ...