Recent Articles in Separation science - Articles and Application notes
Thermo Fisher Scientific Collaborates with US EPA to Improve Holding Time and MDLs for Chromate in Drinking WaterJan 30, 2012Thermo Fisher Scientific Inc. is pleased to announce that its participation in the secondary validation of US EPA Method 218.7 for hexavalent chromium, Cr(VI), in processed drinking water is complete. Cr(VI) is a toxic compound regulated by the EPA for certain wastewaters. Our scientists have been participating in a collaborative project with the EPA Office of Ground Water and Drinking Water in Cincinnati to improve the holding time and sensitivity of US EPA Method 218.6...
Read MoreSimple, Rugged, and Accurate New Method for the Assay of Risedronate in DrugsJan 25, 2012Thermo Fisher Scientific Inc. is pleased to announce a new method that exceeds the U.S. Pharmacopeia (USP) monograph specifications for risedronate sodium analysis. This method is based on an anion-exchange separation with a 4 × 250 mm Thermo Scientific Dionex IonPac AS7 (USP L48) column using edetate disodium (EDTA) eluent to resolve risedronate from related compounds. Application Note 289: Evaluation of the USP Risedronate Sodium Assay demonstrates the linearity, detection limits...
Read MoreBruker publish article Jan 18, 2012Published in "Chromatography Techniques", December 2011, and authored by experts from Bruker's Chemical and Applied Markets division (Fremont, California) a new article examines how Gas Chromatography (GC), coupled to a triple quadrupole Mass Spectrometer (GC-MS/MS-QqQ) operated in MRM mode, is rapidly becoming the preferred technique for multi-residue analysis in complex matrix samples by analytical laboratories...
Read MoreSports Drug Testing Lab Accelerates Sample PreparationJan 17, 2012Genevac has announced an applications report that details how its miVac Duo sample concentrator has been used by a leading testing laboratory to develop a new sample preparation method to help curb sports doping. Recent developments in applying mass spectrometry to proteomics means that it is becoming feasible for doping laboratories to routinely detect and confirm the abuse of peptide hormones by sportsmen and women. Using mass spectrometry to detect and confirm the abuse of peptide hormones is preferred to the use of immunoassay techniques as the methodology is able to... Read MoreThermo Fisher Scientific Couples Chromatography and Mass Spec Systems to Develop Method for Detecting Arsenic in Apple JuiceJan 12, 2012Thermo Fisher Scientific Inc., the world leader in serving science, today announced that its Dionex ICS-5000 reagent-free ion chromatography system can be coupled with the Thermo Scientific XSERIES 2 ICP-Q-MS to create a proven IC-ICP-MS method for detecting trace elements, including levels of organic and inorganic arsenic in apple juice. A Consumer Reports investigation recently revealed elevated levels of arsenic in juice samples...
Read MoreThermo Fisher Scientific Launches Technical Library of LC-MS Solutions for Quick and Easy Analysis of PPCPs and Pesticides in WaterDec 14, 2011Thermo Fisher Scientific Inc., the world leader in serving science, today announced the availability of a new technical library of LC-MS solutions for water analysis, including application information on the detection of pharmaceuticals and personal care products (PPCPs) and pesticides.
Read MoreThermo 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...
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Thermo Fisher Scientific Inc. is pleased to announce that its participation in the secondary validation of US EPA Method 218.7 for hexavalent chromium, Cr(VI), in processed drinking water is complete. Cr(VI) is a toxic compound regulated by the EPA for certain wastewaters. Our scientists have been participating in a collaborative project with the EPA Office of Ground Water and Drinking Water in Cincinnati to improve the holding time and sensitivity of US EPA Method 218.6...
Published in "Chromatography Techniques", December 2011, and authored by experts from Bruker's Chemical and Applied Markets division (Fremont, California) a new article examines how Gas Chromatography (GC), coupled to a triple quadrupole Mass Spectrometer (GC-MS/MS-QqQ) operated in MRM mode, is rapidly becoming the preferred technique for multi-residue analysis in complex matrix samples by analytical laboratories...
Genevac has announced an applications report that details how its miVac Duo sample concentrator has been used by a leading testing laboratory to develop a new sample preparation method to help curb sports doping. Recent developments in applying mass spectrometry to proteomics means that it is becoming feasible for doping laboratories to routinely detect and confirm the abuse of peptide hormones by sportsmen and women. Using mass spectrometry to detect and confirm the abuse of peptide hormones is preferred to the use of immunoassay techniques as the methodology is able to...
Thermo Fisher Scientific Inc., the world leader in serving science, today announced that its Dionex ICS-5000 reagent-free ion chromatography system can be coupled with the Thermo Scientific XSERIES 2 ICP-Q-MS to create a proven IC-ICP-MS method for detecting trace elements, including levels of organic and inorganic arsenic in apple juice. A Consumer Reports investigation recently revealed elevated levels of arsenic in juice samples...
Thermo Fisher Scientific Inc., the world leader in serving science, today announced the availability of a new technical library of LC-MS solutions for water analysis, including application information on the detection of pharmaceuticals and personal care products (PPCPs) and pesticides.
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...