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MALDI LTQ XL mass spectrometer

The addition of MALDI to the LTQ XL linear ion trap provides information-rich spectra that are essential for the analysis of digested proteins and PTMs.

Y501 Automated Relative Viscometer

The Y501 Automated Relative Viscometer (ARV) from Viscotek is a productive system for automated measurement of the viscosities.

Double door/pass-through type autoclaves

Lee Oakley examines the issues around specifying, design and installation of a double door/pass-through-type autoclaves for clean room and...

The importance of being well prepared

Dan Crothers looks at how laboratory paddle blenders have offered fast reliable homogenisation for a wide range of laboratory samples

Cobas b 123 POC blood gas analyser system

Designed specifically to be used at the point of care, the cobas b 123 is ideal for use in critical care units, emergency rooms and other...

Identification of clinically significant micro-organisms

Remel RapID microbial identification systems and the Oxoid Microbact biochemical identification kits require no capital investment

Lab labelling system has clear advantages for samples

Creates clear, durable labels which withstand low-temperature sample storage

Analysis of cadmium in chocolate by atomic absorption spectrometry

The contamination of foodstuffs with heavy metals is a major food safety-related issue around the globe. Hazel Dickson shows how graphite furnace atomic absorption spectrometry can be used to accurately determine cadmium concentrations in...

Atomic absorption spectrometry provides mercury analysis in fish

Mercury contamination in fish is a worldwide problem. Here, Dr Andrew David Bowen and Hazel Dickson provide details of the reagents, sample preparation and instrument conditions needed to analyse low levels of it using atomic absorption...

Moisture content determination in samples

The TitraLab580 monoburette and TitraLab585 biburette Karl Fischer Titration Workstations provide efficient moisture content determination in quality control samples.

Calibration of autoclaves helps remove uncertainties

Why bother with calibration and performance qualification testing of autoclaves? Peter Melling explains why, in this litigious age, it is worth the bother.

Overcoming daunting business challenges of a LIMS migration

To migrate or not to migrate? That is the question every laboratory information management system (LIMS) system administrator must face at some time or another.

Analysis helps to determine water content in hair samples

Jonathan Bruce looks at a technique developed for the analysis of water in hair.

LC/MS detection: powerful tool for organic compound analysis

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

Validating laser diffraction particle sizing methods to maintain integrity

When undertaking particle size measurements it is important to validate the analysis method to ascertain both its robustness and integrity. Steve Ward-Smith and Alan Rawle review the steps that should be taken when validating laser...

Validation of thin-layer limit tests in pharmaceutical analysis

Two guidelines of the International Conference on Harmonisation (ICH) contain standardised terminology, a verified model of requirements for the validation of analytical procedures, and guidelines concerning the practical aspects of...

Software tools increasingly used in designing food processing products

As consumer fashion today demands ever more new food products, software will play a greater part in food design. Eric Russell reports on the increasing use of computer aided design and finite element analysis.

ICP-OES allows for sensitive analysis of organic samples

Dirk Ardelt, George Glavin, Sergej Leikin and Henk Visser look at the use of inductively coupled plasma-optical emission spectroscopy and the potential difficulties in its use in analysing organic samples.

MALDI-TOF spectrometers have now become the instrument of choice

Eric Russell looks at the increasing use of MALDI-TOFspectrometers in the laboratory environment and are nowthe instruments of choice for the analysis of proteins,peptides, oligonucleotides and synthetic polymers.

A brief guide to quantitative analysis of electrophoresis gels

Dr Paul N Goulding discusses some of the important aspects of getting anumbers from pictures' ­ that is quantitative gel analysis.

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