Search: GERSTEL CIS 4, Membrane Extraction

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Membrane Extraction of Flavors from water

Flavor components used in beverages are spiked to HPLC-grade water and extracted with ethanol and tert.-butylmethylether by means of GERSTEL Membrane Extraction. The extraction is carried out manually whereas ...

Resource - Susan Gilbert - 7th Jan 2011 - 0 comments

Membrane-Assisted Solvent Extraction of Triazines and other Semi-volatile Contaminants directly coupled to Large-Volume Injection/Gas Chromatography-Mass Selective Detection

A simple device was developed for in-vial liquid-liquid extraction with a polymer membrane (nonporous polypropylene) separating the aqueous sample from the organic extractant. The membrane consisted of a tubi ...

Resource - Susan Gilbert - 7th Jan 2011 - 0 comments

Membrane-Assisted Solvent Extraction of Triazines and other Semivolatile Contaminants Directly Coupled to Large-Volume Injection/GC-MS

We can manage without crude oil, but not without water. Hence, it is obvious that we should test water for possible contamination; not just drinking water but especially waste and surface water, in order to ...

Resource - Susan Gilbert - 6th Jan 2011 - 0 comments