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Breakthrough in TLC chromatogram development

Dr Matthias Loppacher looks at a thin-layer chromatography solution to control environmental factors to a level where reproducible and standardised results can be achieved.

Analysts increasingly turn to gel permeation chromatography

Gel permeation chromatography (GPC) measures the molecular weight distribution of polymers.

LC/MS detection: powerful tool for organic compound analysis

Diab Elmashni outlines the advantages of liquid chromatography coupled with mass spectrometry detection.

Manufacturers show increasing concern for our wellbeing

While the main interest of the food ingredient industry is, naturally, in improving their businesses, there is a great social benefit in a population that looks after its own general health, which must take a considerable workload off its...

"Focus on food poisoning, seed selection, diet and productivity"

In the UK, scientists are using the beneficial bacteria known as probiotics to destroy food poisoning bacteria in poultry before it enters the food chain.

Mass spectrometry efficiency rises

A new software package that raises the efficiency of mass spectrometry is now available from Autoscribe.

Integrated instrument for gel permeation chromatography

Gel permeation chromatography is a well-developed technique for determining the molecular weight distribution of polymers. Dr Greg Saunders reports.

Complex peptide mixture analysis through ion trap mass spectrometer

Traditionally, rapid identification of low abundance proteins in complex mixtures has utilised three-dimensional (3D) quadrupole ion trap spectrometry systems.

Demand for high speed analysis drives clinical lab developments

Every year consulting company Frost & Sullivan (F&S) presents its technology leadership award to the company that has pioneered and steered technological advances in its industry with cutting-edge products and concepts.

Greener and cleaner fuels through evaporative light scattering detection

The use of evaporative light scattering detection (ELSD) within in the field of HPLC is continuously growing, due to its universal nature.

Immobilisation helps broaden extended choice of solvents

Tong Zhang and Pilar Franco examine extended solvent versatility of immobilised polysaccharide-derived chiral stationary phases for the separation of enantiomers by chromatography.

Overcoming the complexity of monitoring natural produce

As consumers become more concerned with quality, the amount of research is increasing into product authenticity to assure buyers that beverages contain the ingredients they are expecting. Eric Russell reports.

Determination of B-vitamin concentrations in supplements

The rapidly increasing usage of vitamins as supplements in foods has created a need to minimise the turnaround time of testing. Lennart Wahlström reports.

New methods help detect veterinary chemicals in food

Lennart Wahlström looks at a reliable method for the screening of veterinary drug residues.

Speciality starches provide superior emulsification and encapsulation

In addition to their assured consistent availability and quality, speciality starches can improve processing, produce high quality products and offer substantial savings. Fred Heinze and Himanshu Shah report.

Analysis of K, Ca, Fe, and Zn in Calcium-rich Powdered Milk

Powdered milk must contain many vitamins and minerals in order to correctly supplement an infant's nutrition. Iron is one such important nutrient and its concentration should be carefully controlled. A quick, reliable, and, above all,...

"Modular HPLC system offers flexibility, reliability and sensitivity"

Users of HPLC instrumentation require a vast array of features and working specifications to meet their application requirement.

Ultra-thin-layer chromatography plates

The new era of chromatographic separation started with Chromolith HPLC columns. Now Merck's latest innovation in monolithic silica technology is the ultra-thin-layer chromatography plates (UTLC).

Evaporative light scattering detection: indicator of a mass response in LC work

Evaporative light scattering detection (ELSD) has become well established in the field of liquid chromatography (LC), writes Jeanie Watkins.

Analytical solutions for bioproduct characterisation problems

The structural characterisation of biotechnology products presents a challenge for modern analytical techniques. In contrast to small molecule drugs, biopharmaceuticals can be extremely large, complex entities, often comprising of multiple...

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