Recent Articles in Separation science - Articles and Application notes
Thermo Fisher Scientific Announces New Method for Low Level Detection of Volatile Nitrosamines in TobaccoDec 6, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today announced a new comprehensive method that uses triple quadrupole GC-MS/MS to achieve lower levels of detection of volatile nitrosamines (VNA) in tobacco. The new method allows environmental laboratories, tobacco companies and government agencies to efficiently separate VNAs while lowering detection limits... Read MoreSimplified and Reproducible Separation of Ethyl Sulfate Impurity in Indinavir SulfateDec 6, 2011Thermo Fisher Scientific Inc. is pleased to announce a new method that uses ion chromatography (IC) to separate ethyl sulfate in an indinavir sulfate drug sample. Indinavir sulfate is a specific and potent inhibitor of HIV-1 protease and is widely used in the treatment of AIDS. Application Note 284: Determination of Ethyl Sulfate Impurity in Indinavir Sulfate Drug Using Ion Chromatography demonstrates that only the addition of deionized water to the IC system is required to deliver reproducible chromatography while avoiding the time, labor, and potential error of manual eluent preparation...
Read MoreNew multimedia guide 'IC Maintenance' available now from MetrohmDec 1, 2011
Ion chromatography has become the method of choice for many applications. Sensitive as it is, correct results depend crucially on the correct use and maintenance of the IC instrument. To this end, Metrohm has published 'IC Maintenance', a new multimedia guide demonstrating users of Metrohm IC how to carry out essential maintenance work on their IC system by themselves. 'IC Maintenance' is free of charge and can be ordered from any Metrohm representation...
Read MoreNew Article from Sartorius - AriumR pro UV Ultrapure Water for ICP-MSNov 23, 2011Sartorius Stedim Biotech, a leading provider of cutting-edge equipment and services for the development, quality assurance and production processes of the biopharmaceutical industry, released an article exploring the importance of using pure water of a high analytic grade quality when conducting inductively coupled plasma mass spectrometry (ICP-MS). The objective of the analytical test series described in the article is to ensure that the ultrapure water generated by the arium® pro UV water systems has a high purity level (in this case free of metal elements respectively metal elements not detectable) and can be used without any problems for trace analysis of elements performed with ICP-MS devices...
Read MoreFaster and Enhanced Determination of Nitrate and Nitrite in MilkNov 10, 2011
Thermo Fisher Scientific Inc. is pleased to announce a new application for the determination of nitrite and nitrate in milk by ion chromatography (IC) with suppressed conductivity detection using in-line sample preparation. Excessive consumption of nitrite and nitrate has been implicated as a cause in some health problems and, as a result, the United States Environmental Protection Agency (U.S. EPA) has regulated the amount of nitrite and nitrate in drinking water. These same limits should be applied to milk even though the FDA and USDA have not required testing of milk for nitrate and nitrate.
Read MoreThermo Fisher Scientific Launches New Robotic Autosampler for Unmatched Automation in Sample Preparation and HandlingNov 2, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today introduced the Thermo Scientific TriPlus RSH Autosampler featuring exceptional precision, flexibility and productivity in sampling solutions. Compatible with Thermo Scientific GC and GC/MS systems, the autosampler sets new standards in automation and provides advanced liquid handling cycles that enable automated functionality beyond traditional liquid, headspace and solid-phase microextraction (SPME) injections...
Read MoreBruker Attends China International Food Safety & Quality conference with new application data for SCION GC-MSOct 28, 2011New data will be presented at the 5th Annual China International Food Safety and Quality (CFISQ) 2011 conference, taking place in Beijing, China, 2-3 November. Experts from Bruker's Chemical and Applied Markets division, based in Fremont, California, will be in attendance to share their perspectives on food safety and quality assurance. They will present new data and its application in food safety analysis generated on the SCIONTM Gas Chromatography Mass Spectrometry Tripe Quadrupole (GC-MS TQ) system...
Read MoreNew data demonstrate the value of Zetasizer Oct 26, 2011Two new, free to download, technical notes from Malvern Instruments describe the function and benefits of using the Zetasizer µV as a detector for size exclusion chromatography (SEC), focusing on its suitability for protein characterization. Capable of dynamic (DLS) and static light scattering (SLS) detection, the compact Zetasizer μV simultaneously measures absolute size and molecular weight, maximizing the information produced by each measurement to increase experimental productivity. The OmniFACE connection interface from Malvern Instruments (Malvern, UK) enables the...
Read MoreCost-effective Determination of Inorganic Anions and Cations in Municipal Drinking WaterOct 20, 2011Thermo Fisher Scientific Inc. is pleased to announce a new application demonstrating the separation of common inorganic anions and cations in municipal drinkng water samples on the capillary Thermo Scientific Dionex IonPac AS19 hydroxide-selective anion-exchange column and the Thermo Scientific Dionex IonPac CS12A columns using electrolytically generated eluent. The analytes were detected by suppressed conductivity using the Thermo Scientific Dionex Capillary Electrolytic Suppressors (CES) and the capillary Thermo Scientific Dionex ICS-5000 Reagent-Free IC (RFIC) IC system...
Read MoreThermo Fisher Scientific Announces New Method for Precise and Reliable Analysis of OilOct 14, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today announced that it has developed a new precise and reliable method for elemental analysis of oil samples in the petrochemical industry. The innovative method uses the Thermo Scientific ARL PERFORM'X X-ray fluorescence (XRF) spectrometer to create a flexible and high-performance solution that is capable of reaching detection limits of below 0.5 parts per million (ppm). The new method, which covers a wide range of applications including the analysis of sulfur in oil and lead in gasoline, is detailed in an application note entitled "Analysis of Oils," available to download free-of-charge...
Read MoreChromatography Videos Bring Technology to the Desktop with the Chromatograph Resource CenterOct 11, 2011Thermo Fisher Scientific Inc., the world leader in serving science, highlights its wide range of technical chromatography videos, available to watch on the Thermo Scientific Chromatography Resource Center (CRC). Giving instant access to the chromatography experience and expertise of Thermo Fisher Scientific, these videos contain updates and technical explanations of topical issues in HPLC, GC and SPE. The full portfolio of presentations, hosted on the Chromatography videos channel, is accessible to view via the CRC homepage...
Read MoreThermo Fisher Scientific Leading Mass Spectrometry Systems Selected by CVUA-MEL to Ensure Food Safety with Rapid and Reliable Contaminant AnalysisOct 11, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today announced that the Chemical and Veterinary Analytical Institute Münsterland-Emscher-Lippe (CVUA-MEL) has standardized on Thermo Scientific LC-MS and GC-MS systems for routine analyses of contaminants in food, feed and human samples. The CVUA-MEL requires extremely high resolution and highly sensitive instruments that can analyze small molecular weight contaminants in samples quickly and accurately and to the lowest limits of detection (LOD)...
Read MoreIonBench, manufacturer of mobile benches especially designed for Mass SpectrometersSep 6, 2011IonBench™ announced today a new product line of laboratory furniture for mass spectrometry. IonBench™ Benches and Tables are designed to ease the day to day use of your LC/GC/MS, by providing a significant number of features that makes the use of your analytical instrument much more easier...
Read MoreThermo Fisher Scientific Wins the R&D 100 Award for its Groundbreaking Capillary Ion Chromatography SystemAug 22, 2011Thermo Fisher Scientific Inc., the world leader in serving science, has announced that its Thermo Scientific Dionex ICS-5000 Capillary Ion Chromatography (IC) system has been named an R&D 100 award winner by an independent judging panel and the editors of R&D Magazine. This award recognizes the system as one of the 100 most technologically significant products introduced the past year. The Dionex ICS-5000 delivers unmatched precision, accuracy, and sensitivity in the environmental, food and beverage, bioscience, biofuel and power generation industries...
Read MoreThe 16th Desty Memorial Lecture for Innovation In Separation Science.Aug 15, 2011The 16th Desty Memorial Lecture for Innovation In Separation Science will take place in its established home of the Royal Institution of Great Britain on the 5th October 2011. This was the building above all others that Denis Desty enjoyed. He, like all the other great scientists enjoyed the dissemination of science to the widest possible audience and was inspired by the Royal Institution...
Read MoreTop journal announces highlighted Aug 8, 2011Anasys Instruments is pleased to report the publication and highlighting of a "hot paper" from a group of leading French scientists in the leading scientific journal, Angewandte Chemie. The paper address a molecular mapping challenge using the exciting technique of AFM-IR, the combination of an atomic force microscope (AFM) and IR spectroscopy...
Read MoreALMSCO InternationalAug 3, 2011ALMSCO International, a division of Markes International Ltd, today announced a new high definition GC/MS method enabling scientists to screen for persistent organic pollutants (POPs) such as pesticides at trace levels in complex apple matrices, without dependence on extensive sample clean-up. The new method, which is one component of ALMSCO's extensive food safety offering, is designed to offer optimal sensitivity without comprising speed of analyses and selectivity...
Read MoreThermo Fisher Scientific Publishes Comprehensive Sample Preparation Reference GuideJul 29, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today announced the release of the Thermo Scientific HyperSep SPE column Applications Notebook. Highlighting the vital importance of sample preparation within the analytical laboratory, the HyperSepTM SPE column range provides a resource for the purification of a wide range of analytes. Containing information on the full list of HyperSep columns available...
Read MoreBladeCell Disposable Cuvette Improves DLS ProductivityJul 26, 2011Avid Nano have written a new report that demonstrates how their unique BladeCellTM disposable cuvette improves Dynamic Light Scattering (DLS) sample preparation time by a factor of 8 compared to using traditional quartz cuvettes. The patent-pending 5µl BladeCellTM cuvette combines the ultimate convenience of a disposable sample holder with the measurement quality of a quartz cuvette. Precision moulded in black polycarbonate the BladeCell requires no sample preparation... Read MoreThermo Fisher Scientific Debuts High-Performance Benchtop Quadrupole-Orbitrap Mass Spectrometer at ASMS 2011Jul 21, 2011Thermo Fisher Scientific Inc., the world leader in serving science, has introduced the Thermo Scientific Q Exactive high-performance benchtop quadrupole-Orbitrap LC-MS/MS. It is the first commercially available instrument to bring together quadrupole precursor selection and high-resolution accurate mass (HR/AM) OrbitrapTM mass analysis to deliver high confidence quantitative and qualitative (quan/qual) workflows...
Read MoreUS EPA to Begin Regulatory Process for Perchlorate in Drinking WaterJul 14, 2011On Feb. 2 the EPA announced a final regulatory determination for perchlorate in drinking water. This announcement from Lisa Jackson, Administrator for the US EPA, reversed a preliminary determination in 2008 not to regulate perchlorate. With this action the EPA initiated development of a national primary drinking water regulation (NPDWR) that, once finalized, will require certain potable water suppliers to take corrective action for high perchlorate levels...
Read MoreSpedia-NMR: Breakthrough in Bioprocess Optimization For BiologicalsJul 13, 2011For new biologicals and biosimilars, the innovative Spedia-NMRTM technology from Spinnovation Biologics provides a real advantage for optimizing cell cultures, monitoring and standardizing manufacturing processes in preparation for larger scale production. Within the past four months, this has been validated by 37 companies developing biologics or delivering services to this industry...
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Thermo Fisher Scientific Inc., the world leader in serving science, today announced a new comprehensive method that uses triple quadrupole GC-MS/MS to achieve lower levels of detection of volatile nitrosamines (VNA) in tobacco. The new method allows environmental laboratories, tobacco companies and government agencies to efficiently separate VNAs while lowering detection limits...
Thermo Fisher Scientific Inc. is pleased to announce a new method that uses ion chromatography (IC) to separate ethyl sulfate in an indinavir sulfate drug sample. Indinavir sulfate is a specific and potent inhibitor of HIV-1 protease and is widely used in the treatment of AIDS. Application Note 284: Determination of Ethyl Sulfate Impurity in Indinavir Sulfate Drug Using Ion Chromatography demonstrates that only the addition of deionized water to the IC system is required to deliver reproducible chromatography while avoiding the time, labor, and potential error of manual eluent preparation...
Ion chromatography has become the method of choice for many applications. Sensitive as it is, correct results depend crucially on the correct use and maintenance of the IC instrument. To this end, Metrohm has published 'IC Maintenance', a new multimedia guide demonstrating users of Metrohm IC how to carry out essential maintenance work on their IC system by themselves. 'IC Maintenance' is free of charge and can be ordered from any Metrohm representation...
Sartorius Stedim Biotech, a leading provider of cutting-edge equipment and services for the development, quality assurance and production processes of the biopharmaceutical industry, released an article exploring the importance of using pure water of a high analytic grade quality when conducting inductively coupled plasma mass spectrometry (ICP-MS). The objective of the analytical test series described in the article is to ensure that the ultrapure water generated by the arium® pro UV water systems has a high purity level (in this case free of metal elements respectively metal elements not detectable) and can be used without any problems for trace analysis of elements performed with ICP-MS devices...
Thermo Fisher Scientific Inc., the world leader in serving science, today introduced the Thermo Scientific TriPlus RSH Autosampler featuring exceptional precision, flexibility and productivity in sampling solutions. Compatible with Thermo Scientific GC and GC/MS systems, the autosampler sets new standards in automation and provides advanced liquid handling cycles that enable automated functionality beyond traditional liquid, headspace and solid-phase microextraction (SPME) injections...
New data will be presented at the 5th Annual China International Food Safety and Quality (CFISQ) 2011 conference, taking place in Beijing, China, 2-3 November. Experts from Bruker's Chemical and Applied Markets division, based in Fremont, California, will be in attendance to share their perspectives on food safety and quality assurance. They will present new data and its application in food safety analysis generated on the SCIONTM Gas Chromatography Mass Spectrometry Tripe Quadrupole (GC-MS TQ) system...
Two new, free to download, technical notes from Malvern Instruments describe the function and benefits of using the Zetasizer µV as a detector for size exclusion chromatography (SEC), focusing on its suitability for protein characterization. Capable of dynamic (DLS) and static light scattering (SLS) detection, the compact Zetasizer μV simultaneously measures absolute size and molecular weight, maximizing the information produced by each measurement to increase experimental productivity. The OmniFACE connection interface from Malvern Instruments (Malvern, UK) enables the...
Thermo Fisher Scientific Inc., the world leader in serving science, today announced that it has developed a new precise and reliable method for elemental analysis of oil samples in the petrochemical industry. The innovative method uses the Thermo Scientific ARL PERFORM'X X-ray fluorescence (XRF) spectrometer to create a flexible and high-performance solution that is capable of reaching detection limits of below 0.5 parts per million (ppm). The new method, which covers a wide range of applications including the analysis of sulfur in oil and lead in gasoline, is detailed in an application note entitled "Analysis of Oils," available to download free-of-charge...
Thermo Fisher Scientific Inc., the world leader in serving science, highlights its wide range of technical chromatography videos, available to watch on the Thermo Scientific Chromatography Resource Center (CRC). Giving instant access to the chromatography experience and expertise of Thermo Fisher Scientific, these videos contain updates and technical explanations of topical issues in HPLC, GC and SPE. The full portfolio of presentations, hosted on the Chromatography videos channel, is accessible to view via the CRC homepage...
Thermo Fisher Scientific Inc., the world leader in serving science, today announced that the Chemical and Veterinary Analytical Institute Münsterland-Emscher-Lippe (CVUA-MEL) has standardized on Thermo Scientific LC-MS and GC-MS systems for routine analyses of contaminants in food, feed and human samples. The CVUA-MEL requires extremely high resolution and highly sensitive instruments that can analyze small molecular weight contaminants in samples quickly and accurately and to the lowest limits of detection (LOD)...
IonBench™ announced today a new product line of laboratory furniture for mass spectrometry. IonBench™ Benches and Tables are designed to ease the day to day use of your LC/GC/MS, by providing a significant number of features that makes the use of your analytical instrument much more easier...
The 16th Desty Memorial Lecture for Innovation In Separation Science will take place in its established home of the Royal Institution of Great Britain on the 5th October 2011. This was the building above all others that Denis Desty enjoyed. He, like all the other great scientists enjoyed the dissemination of science to the widest possible audience and was inspired by the Royal Institution...
Anasys Instruments is pleased to report the publication and highlighting of a "hot paper" from a group of leading French scientists in the leading scientific journal, Angewandte Chemie. The paper address a molecular mapping challenge using the exciting technique of AFM-IR, the combination of an atomic force microscope (AFM) and IR spectroscopy...
ALMSCO International, a division of Markes International Ltd, today announced a new high definition GC/MS method enabling scientists to screen for persistent organic pollutants (POPs) such as pesticides at trace levels in complex apple matrices, without dependence on extensive sample clean-up. The new method, which is one component of ALMSCO's extensive food safety offering, is designed to offer optimal sensitivity without comprising speed of analyses and selectivity...
Avid Nano have written a new report that demonstrates how their unique BladeCellTM disposable cuvette improves Dynamic Light Scattering (DLS) sample preparation time by a factor of 8 compared to using traditional quartz cuvettes. The patent-pending 5µl BladeCellTM cuvette combines the ultimate convenience of a disposable sample holder with the measurement quality of a quartz cuvette. Precision moulded in black polycarbonate the BladeCell requires no sample preparation...
Thermo Fisher Scientific Inc., the world leader in serving science, has introduced the Thermo Scientific Q Exactive high-performance benchtop quadrupole-Orbitrap LC-MS/MS. It is the first commercially available instrument to bring together quadrupole precursor selection and high-resolution accurate mass (HR/AM) OrbitrapTM mass analysis to deliver high confidence quantitative and qualitative (quan/qual) workflows...
On Feb. 2 the EPA announced a final regulatory determination for perchlorate in drinking water. This announcement from Lisa Jackson, Administrator for the US EPA, reversed a preliminary determination in 2008 not to regulate perchlorate. With this action the EPA initiated development of a national primary drinking water regulation (NPDWR) that, once finalized, will require certain potable water suppliers to take corrective action for high perchlorate levels...
For new biologicals and biosimilars, the innovative Spedia-NMRTM technology from Spinnovation Biologics provides a real advantage for optimizing cell cultures, monitoring and standardizing manufacturing processes in preparation for larger scale production. Within the past four months, this has been validated by 37 companies developing biologics or delivering services to this industry...