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SPME fibre for fuel additive: Ionic liquids and carbon nanotubes make superporous fibre for MTBE

Date: Dec 13, 2013

Author: Steve Down

A novel SPME fibre based on ionic liquid-mediated multiwalled carbon nanotubes has been designed for extracting methyl tert-butyl ether from water that has become contaminated with gasoline.

Read More thumbnail image: SPME fibre for fuel additive Ionic liquids and carbon nanotubes make superporous fibre for MTBE

Journal Highlight: Bis(tert-butylpyrene) nanotweezers and nanocalipers: Enhanced extraction and recognition abilities for single-walled carbon nanotubes

Date: Dec 9, 2013

Author: separationsNOW

A host–guest methodology was developed for separation of single-walled carbon nanotubes according to the handedness, diameter and metallicity by the use of diporphyrin nanotweezers and nanocalipers.

Read More thumbnail image: Journal Highlight Bistert-butylpyrene nanotweezers and nanocalipers Enhanced extraction and recognition abilities for single-walled carbon nanotubes

Marine pollution indicators: Comparing protein extractions systems for sentinel species

Date: Dec 9, 2013

Author: Steve Down

The performances of three well-known liquid systems for extracting proteins from marine organisms have been compared in the context of ecotoxicoproteomics studies.

Read More thumbnail image: Marine pollution indicators Comparing protein extractions systems for sentinel species

Fishing for bioactive components of TCMs: Magnetic nanoparticles coated with human serum albumin as traps

Date: Nov 25, 2013

Author: Steve Down

Human serum albumin has been bound to magnetic nanoparticles to trap bioactive compounds from Radix Astragali, a widely used traditional Chinese medicine and food supplement.

Read More thumbnail image: Fishing for bioactive components of TCMs Magnetic nanoparticles coated with human serum albumin as traps

Journal Highlight: Metabolism of norethisterone in the greyhound

Date: Nov 18, 2013

Author: separationsNOW

A GC/MS method involving derivatisation was developed to identify urinary metabolites of norethisterone as part of a routine drug surveillance programme following oral administration to the greyhound.

Read More thumbnail image: Journal Highlight Metabolism of norethisterone in the greyhound

Journal Highlight: A standard procedure for the selection of solvents for natural plant extraction in the early stages of process development

Date: Nov 18, 2013

Author: separationsNOW

The standard procedure for selecting solvents for plant extraction, which is a hybrid of solubility estimation and experimental investigations, was applied to several cases, predicting solvents that were found in the literature plus those with improved performance.

Read More thumbnail image: Journal Highlight A standard procedure for the selection of solvents for natural plant extraction in the early stages of process development

Stable serum: Metabolome variations during sample preparation

Date: Nov 11, 2013

Author: Steve Down

The optimum storage conditions for rat serum destined for GC/MS-based metabolomics studies have been determined by Chinese scientists.

Read More thumbnail image: Stable serum Metabolome variations during sample preparation

Chips for alkaloids: Green microfluidic extraction from plants

Date: Oct 21, 2013

Author: Steve Down

The green credentials and efficiency of a microfluidic liquid-liquid extraction system for the extraction of alkaloids from plant matter have been optimised for linking to nano-liquid chromatography.

Read More thumbnail image: Chips for alkaloids Green microfluidic extraction from plants

Journal Highlight: Solvent extraction of thorium(IV) and rare earth elements with novel polyaramide extractant containing preorganized chelating groups

Date: Oct 14, 2013

Author: separationsNOW

A novel polyaramide has been synthesized and investigated for the selective solvent extraction and separation of thorium from rare earth metals.

Read More thumbnail image: Journal Highlight Solvent extraction of thoriumIV and rare earth elements with novel polyaramide extractant containing preorganized chelating groups

Airborne methamphetamine: Dynamic SPME sampler for clandestine labs

Date: Oct 7, 2013

Author: Steve Down

An air extraction method based on dynamic SPME has been devised to supplement surface wiping in the analysis of methamphetamine in former clandestine drug labs.

Read More thumbnail image: Airborne methamphetamine Dynamic SPME sampler for clandestine labs
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