http://www.laboratorytalk.com http://www.laboratorytalk.com http://www.laboratorytalk.com/magazine/graphics/logo.png http://www.laboratorytalk.com http://www.laboratorytalk.com/fda-shake-up-sparks-cleaning-qc/405666.article http://www.laboratorytalk.com/fda-shake-up-sparks-cleaning-qc/405666.article After a recent spate of inspections, conducted by the Food & Drug Association (FDA), it seems quality control (QC) procedures are being implemented by pharmaceutical manufacturers. Tue, 21 May 2013 10:18 GMT http://www.laboratorytalk.com/analytical-instruments/chemical-analysis-equipment/safer-nitration-methodology/405660.article http://www.laboratorytalk.com/analytical-instruments/chemical-analysis-equipment/safer-nitration-methodology/405660.article Uniqsis has published an application note detailing a mild nitration method that minimises the risks posed by volatile nitrating mixture. Fri, 17 May 2013 09:29 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/gas/safely-switching-to-hydrogen/405640.article http://www.laboratorytalk.com/analytical-instruments/chromatography/gas/safely-switching-to-hydrogen/405640.article Research from scientists at Peak Scientific suggests that the use of hydrogen in gas chromatography (GC) is safe. Wed, 15 May 2013 09:38 GMT http://www.laboratorytalk.com/analytical-instruments/materials-analysis-equipmemt/carbon-nanotubes-reinforce-particle-characterisation/405598.article http://www.laboratorytalk.com/analytical-instruments/materials-analysis-equipmemt/carbon-nanotubes-reinforce-particle-characterisation/405598.article Beckman Coulter has released an application note detailing the hydrophobic nature of the carbon nanotubes. Wed, 1 May 2013 10:05 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/gas/managing-helium-use-in-the-laboratory/405568.article http://www.laboratorytalk.com/analytical-instruments/chromatography/gas/managing-helium-use-in-the-laboratory/405568.article Peak Scientific has advised GC operators to switch to hydrogen in the face of dwindling helium supplies. Thu, 25 Apr 2013 16:17 GMT http://www.laboratorytalk.com/life-sciences-and-clinical-laboratory-equipment/microbiology/flow-methodology-for-reproducible-bromination-reactions/405514.article http://www.laboratorytalk.com/life-sciences-and-clinical-laboratory-equipment/microbiology/flow-methodology-for-reproducible-bromination-reactions/405514.article Uniqsis has announced an application note that describes a continuous flow methodology for electrophilic bromination. Mon, 15 Apr 2013 10:48 GMT http://www.laboratorytalk.com/services/-professional-organisations/fda-good-laboratory-practice-handbook/405431.article http://www.laboratorytalk.com/services/-professional-organisations/fda-good-laboratory-practice-handbook/405431.article This report presents the protocol and conduct of a non-clinical study and a discussion of the records and reports that should result from it. Mon, 18 Mar 2013 17:51 GMT http://www.laboratorytalk.com/analytical-instruments/particle-size-analysis-/investigating-the-dispersion-of-dry-powders/405395.article http://www.laboratorytalk.com/analytical-instruments/particle-size-analysis-/investigating-the-dispersion-of-dry-powders/405395.article Malvern discusses how to tackle effective sample dispersion during particle size analysis of dry powders. Fri, 8 Mar 2013 11:21 GMT http://www.laboratorytalk.com/services/-books-and-publishing/using-ecm-proteins-in-cancer-research/405323.article http://www.laboratorytalk.com/services/-books-and-publishing/using-ecm-proteins-in-cancer-research/405323.article A white paper, available from AMSBIO, discusses the latest developments in extracellular matrix (ECM) and the opportunities they offer in cancer research. Thu, 21 Feb 2013 09:58 GMT http://www.laboratorytalk.com/services/-training-and-education/preventing-rsi-during-pipetting/405294.article http://www.laboratorytalk.com/services/-training-and-education/preventing-rsi-during-pipetting/405294.article Rainin has released a white paper providing advice to reduce the risk of RSI during pipetting. Wed, 13 Feb 2013 10:05 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/determining-halogens-and-sulphur-in-differing-matrices/405270.article http://www.laboratorytalk.com/analytical-instruments/chromatography/determining-halogens-and-sulphur-in-differing-matrices/405270.article Metrohm has produced 11 new application notes on combustion ion chromatography (CIC).  Thu, 7 Feb 2013 14:49 GMT http://www.laboratorytalk.com/lab-it/software/using-sample-statistics-to-understand-images/405269.article http://www.laboratorytalk.com/lab-it/software/using-sample-statistics-to-understand-images/405269.article Malvern outlines the interpretation of data obtained using the Sample Statistcs Window in ISys analysis software.  Thu, 7 Feb 2013 14:30 GMT http://www.laboratorytalk.com/laboratory-equipment-and-wares/separation-equipment/centrifuges/high-throughput-natural-product-discovery/405216.article http://www.laboratorytalk.com/laboratory-equipment-and-wares/separation-equipment/centrifuges/high-throughput-natural-product-discovery/405216.article A technical article from Genevac details how its HT-24 centrifugal system can find and isolate novel flavour ingredients from nature. Tue, 22 Jan 2013 11:13 GMT http://www.laboratorytalk.com/analytical-instruments/spectroscopy/atr-ftir-imaging-in-forensic-science/405196.article http://www.laboratorytalk.com/analytical-instruments/spectroscopy/atr-ftir-imaging-in-forensic-science/405196.article This application note takes a look at the role of attenuated total reflection (ATR) fourier transform infrared (FTIR) spectroscopy and microscopy in forensic laboratories Wed, 16 Jan 2013 12:47 GMT http://www.laboratorytalk.com/laboratory-equipment-and-wares/water-purification/environmental-impact-of-elix-uv-lab-water-purification-system/405166.article http://www.laboratorytalk.com/laboratory-equipment-and-wares/water-purification/environmental-impact-of-elix-uv-lab-water-purification-system/405166.article This technical note compares the environmental effect of an Elix 3 water purification system with that of a distillation system. Thu, 10 Jan 2013 09:40 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/absolute-size-exclusion-chromatography/405157.article http://www.laboratorytalk.com/analytical-instruments/chromatography/absolute-size-exclusion-chromatography/405157.article Malvern describes how combining DLS and chromatography can lead to enhanced resolution of protein size distributions. Mon, 7 Jan 2013 10:30 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/analysis-of-catecholamines/405125.article http://www.laboratorytalk.com/analytical-instruments/chromatography/analysis-of-catecholamines/405125.article Fortis Technologies’ technical note describes the analysis of Catecholamines on its silica-based Fortis HILIC column.  Mon, 7 Jan 2013 10:07 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/use-of-fortis-hilic-stationary-phases/405124.article http://www.laboratorytalk.com/analytical-instruments/chromatography/use-of-fortis-hilic-stationary-phases/405124.article Fortis Technologies has produced a new technical note showing the use of HILIC stationary phases for retention and resolution of polar analyte molecules. Thu, 20 Dec 2012 07:00 GMT http://www.laboratorytalk.com/analytical-instruments/microscopy/electron-microscopy-systems/microscopy-of-arabidopsis-thaliana-root-tips-cells/405142.article http://www.laboratorytalk.com/analytical-instruments/microscopy/electron-microscopy-systems/microscopy-of-arabidopsis-thaliana-root-tips-cells/405142.article This technical note describes the preparation method for electron microscopy of high pressure substituted Arabidopsis thaliana root tips cells. Wed, 19 Dec 2012 12:11 GMT http://www.laboratorytalk.com/analytical-instruments/chromatography/hplc/metabolite-profiling-in-hplc/405121.article http://www.laboratorytalk.com/analytical-instruments/chromatography/hplc/metabolite-profiling-in-hplc/405121.article This technical note describes how metabolites can be separated from each other using Fortis Technologies’ Diphenyl stationary phase. Fri, 14 Dec 2012 16:16 GMT