Adsorption
Adsorption is the accumulation of atoms, molecules, or ions at the surface of a solid or liquid as the result of physical or chemical forces. It differs from absorption, in that an adsorbed...
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Adsorption
The removal of ions or molecules from solutions by binding to solid surfaces. Phosphorus is removed from water flowing through soils by adsorption on soil particles. Some pesticides adsorb ...
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Sorption
Term generally referring to either adsorption or absorption. Adsorption is the process by which one material attaches itself to the surface of a second material. Some air pollutants settle ou...
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Widespread interest in surface-enhanced spectroscopy has been rekindled by the development of new fabrication methods for plasmonic materials (1,2), theoretical modeling (3,4), spectroscopic instru...
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Suppressed conductivity detection is a well-developed method for detecting charged species. Reversed-phase high-performance liquid chromatography (RP-HPLC) is a well developed method of separating ...
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Water interacts with pharmaceutical solids at virtually all stages of manufacture, from synthesis of raw materials to the storage of the final dosage form. The interactions of water with powders is...
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ABSTRACT
This article explores the development of process chromatography. Process chromatography was first applied to the removal of low molecular weight solutes from whey by gel...
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It has been more than a hundred years since Bordas and d'Arsonval demonstrated that a fragile substance could be stabilized by drying its solution from the frozen state. Additionally, for more than...
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For solid oral-dosage forms, water testing usually is performed to control the chemical, physical, or microbiological properties of the drug product. Measurements of total water as made with Karl F...
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Microporous membrane filtration is the technique often applied to the aseptic processing of drug preparations. This is especially appropriate when the ingredients are heat labile. Certain filter pe...
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November 2006
Spectroscopic Solutions Seminars,
Westborough, MA; Contact: Thermo Electron Corporation, Web site: www.thermo.com/sss|~
.
27–Dec 1
...
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In this instalment of "CE Currents" buffer selection, buffer preparation and a selection of problems encountered when preparing working buffers for capillary electrophoresis (CE) will be examined. ...
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Membrane technologies have emerged in recent years as a viable and cost-effective alternative to various purification and separation methods. Membrane processes can provide
a barrier against ...
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Adsorption
Adsorption
Surface-Enhanced Nanosensors
