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Flaming mouse: Analyzing brominated flame retardants

Date: Aug 12, 2019

Author: Jon Evans

By replacing oxygen-bomb combustion with ultrasound and catalysts, Chinese chemists have produced a novel ion chromatography method for analyzing brominated flame retardants in electronic components.

Read More thumbnail image: Flaming mouse Analyzing brominated flame retardants

Journal Highlight: Influence of pH and organic modifiers on the dissociation constants of selected drugs using reversed‐phase TLC

Date: Aug 5, 2019

Author: separationsNOW

Chemists in India studied the effect of pH and organic modifiers on determining the dissociation constants of nine representative drugs, including diclofenac and ibuprofen, with reversed‐phase thin layer chromatography.

Read More thumbnail image: Journal Highlight Influence of pH and organic modifiers on the dissociation constants of selected drugs using reversedphase TLC

Journal Highlight: Development of a biochemical marker to detect current breast milk intake

Date: Jul 22, 2019

Author: separationsNOW

Researchers from the UK and the US developed an anion-exchange chromatography method for detecting biomarkers of breast milk consumption in the urine of babies.

Read More thumbnail image: Journal Highlight Development of a biochemical marker to detect current breast milk intake

A bit of light pressure: Separating particles with optical chromatography

Date: Jul 8, 2019

Author: Jon Evans

Using an LED and an array of nanoholes, a team of scientists from the US and Turkey have developed a simplified version of optical chromatography that can be conducted on a microchip.

Read More thumbnail image: A bit of light pressure Separating particles with optical chromatography

Journal Highlight: Detection and identification of acetylcholinesterase inhibitors in Annona cherimola Mill. by effect‐directed analysis using TLC‐bioassay‐mass spectrometry

Date: Jul 1, 2019

Author: separationsNOW

Scientists in Chile used high‐performance thin‐layer chromatography and mass spectrometry to detect and identify novel acetylcholinesterase inhibitors in cherimoya fruit.

Read More thumbnail image: Journal Highlight Detection and identification of acetylcholinesterase inhibitors in Annona cherimola Mill_ by effectdirected analysis using TLCbioassaymass spectrometry

Journal Highlight: Quantifying indium with ion chromatography in hydro‐ and biohydrometallurgical leaching solutions

Date: Jun 24, 2019

Author: separationsNOW

German researchers have developed an ion chromatography method for determining indium in polymetallic (bio)hydrometallurgical leaching solutions, and tested it on leachates from oxidic flue dust residues and sulfidic zinc ores.

Read More thumbnail image: Journal Highlight Quantifying indium with ion chromatography in hydro and biohydrometallurgical leaching solutions

Scale of the problem: Identifying the phosphorus compounds in antiscalant products

Date: Jun 10, 2019

Author: Jon Evans

German chemists combined anion-exchange chromatography with two different forms of mass spectrometry to analyze all the phosphorus compounds in the antiscalants used to prevent membrane fouling in reverse osmosis.

Read More thumbnail image: Scale of the problem Identifying the phosphorus compounds in antiscalant products

Journal Highlight: Isolation and purification of a novel antimicrobial peptide from Porphyra yezoensis

Date: Jun 3, 2019

Author: separationsNOW

Chinese scientists used ion-exchange chromatography to help isolate a novel antimicrobial peptide from a species of seaweed known as Porphyra yezoensis.

Read More thumbnail image: Journal Highlight Isolation and purification of a novel antimicrobial peptide from Porphyra yezoensis

Journal Highlight: Characterizing the bioluminescence of the Humboldt squid, Dosidicus gigas: One of the largest luminescent animals in the world

Date: May 27, 2019

Author: separationsNOW

Scientists from Brazil and Chile used ion-exchange chromatography to purify a novel photoprotein extracted from the Humboldt squid, as part of their studies into the squid's bioluminescence.

Read More thumbnail image: Journal Highlight Characterizing the bioluminescence of the Humboldt squid Dosidicus gigas One of the largest luminescent animals in the world

Anion ammunition: Analyzing explosive residues with ion-exchange chromatography and mass spectrometry

Date: May 13, 2019

Author: Jon Evans

By coupling ion-exchange chromatography with mass spectrometry, British scientists have found a way to derive more information about the materials used to produce explosives and ammunition from their residues.

Read More thumbnail image: Anion ammunition Analyzing explosive residues with ion-exchange chromatography and mass spectrometry
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