Varian Acquires Assets of Precision Detectors
July 1st 2008Varian Inc. (Palo Alto, California), an analytical instrument developer, has acquired the assets of Precision Dectectors Inc. (Bellingham, Massachusetts), a developer of chromatography detectors and software for gel permeation chromatography (GPC) and size exclusion chromatography (SEC).
Liquid-Liquid Extraction of Polar Organic Compounds
July 1st 2008A research group from Soochow University (Taipei, Taiwan) have used a dispersive liquid?liquid microextraction technique in conjunction with an in-syringe back-extraction method to extract a polar organic compound from an aqueous sample before liquid chromatography (LC) analysis.
The Pittsburgh Conference Launches Pittcon 2009 Website
June 30th 2008The Pittsburgh Conference announced the launch of its 2009 website, www.pittcon.org, containing relevant information for conferees and exhibitors about Pittcon 2009, which will be in Chicago, Illinois, McCormick Place, March 8-13, 2009.
Screening and Optimizing High-Speed, High-Resolution HPLC Methods in the "Lean Laboratory"
June 30th 2008Laboratory managers are constantly challenged to produce more high pressure liquid chromatography (HPLC) results faster, and of higher quality, without increasing costs. Rapid resolution technologie, including columns that produce high-resolution results at both standard and high operating pressures, are available to help meet this challenge.
Researchers Improve Sensitivity of Large Volume Urine Injections with HPLC-MS
June 20th 2008Researchers at the Chinese Academy of Sciences and Tsingua University have developed an automated on-line HPLC-MS method allowing injection of a large volume of urine for the improvement of sensitivity using estrogens as analytes.
Researchers Determine 23 Pesticides in Leafy Vegetables Using a GC-MS Method
June 20th 2008Researchers from the Nutrition and Bromatology Group, Analytical and Food Chemistry Department, and Faculty of Food Science and Technology at the University of Vigo (Ourense, Spain) have developed a GC-MS method for determining residues of 12 insecticides and 11 fungicides in leafy vegetables.
CE-TOFMS Analysis of Amino Acids
June 15th 2008Researchers from Utrecht University?s (Utrecht, The Netherlands) Department of Biomedical Analysis have described a capillary electrophoresis?time-of-flight mass spectrometry (CE?TOFMS) method for analyzing amino acids in the urine of patients with urinary tract infections.