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Development of LLDPE Resins: Odor Analysis With an Electronic Nose
Friday, September 26, 2008
Marion Bonnefille
The quality of plastics and packaging is a key issue in many industries, such as food and beverage, pharmaceutical, and cosmetics, both from its safety and protective functions.
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The Benefits of Machine Washing Laboratory Glassware Versus Hand Washing
Wednesday, October 01, 2008
Lisa Choplo
If the aim of the laboratory is to be cost-efficient and provide consistent results, hand washing should not be the process of choice for cleaning laboratory glassware.
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A Membrane Extraction Technique Dedicated to Industrial Wastewater: Membrane-Assisted Solvent Extraction (MASE) and GC-MS Analysis
Tuesday, January 01, 2008
Carole Vincelet
David Benanou
Jean Marc Roussel
The use of membrane materials for the extraction of organic compounds has increased during the past few years for the extraction of analytes in bioanalysis and environmental, food, and industrial ...
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New Ion Chromatography Solutions for Routine Water Analysis
Friday, October 24, 2008
Bernard Sheldon
Frank Hoefler
Anion and cation determination in all types of water is one of the domains of ion chromatography (IC).
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A Method for Determining Oxidation Stability of Petrodiesel, Biodiesel, and Blended Fuels
Monday, February 18, 2008
Andrea Neumann
Thomas Jebens
Volkmar Wierzbicki
The diesel engine was developed in 1892 to allow the use of cost-saving diesel fuel. At the time, the production of diesel was a relatively simple single cut within the atmospheric distillation ...
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Recovery of Styrene Monomer From Waste Polystyrene Using Catalytic Degradation
Monday, February 18, 2008
Jasmin Shah
M. Rasul Jhan
Abdur Rahim
Polystyrene (PS) continues to be used worldwide because of its excellent physical properties and low cost.
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Reintroducing Countercurrent Chromatography to the Chemist
Friday, October 24, 2008
David Keay
Philip Wood
Ever since chemists began using separating funnels to isolate compounds by partitioning, they have understood the potential benefits of liquid/liquid chromatography, known today as countercurrent ...
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Sample Preparation for the Detection of Synthetic Analogs of Insulin in Human Serum
Saturday, March 01, 2008
Catrin Goebel
The detection of the abuse of synthetic insulins by doping laboratories is likely to become a routine requirement.
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Is Bottled Nitrogen a Greenhouse Gas?
Saturday, March 01, 2008
Peter Froehlich
Rich Cardarople
The level of greenhouse gases such as CO2 is believed by scientists to have a dramatic, unfavorable impact on worldwide climate change.
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Utilizing Supported Liquid Extraction in a Novel Format to Improve Productivity in the Analytical Laboratory
Friday, February 01, 2008
Matthew Cleeve
Liquid–liquid extraction (LLE) is a commonly used sample preparation technique for the isolation of drugs from biological fluids, such as plasma, prior to analysis by LC-MS-MS.
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High-Performance Laboratories Can Be Environmentally Sustainable
Tuesday, May 13, 2008
John Malde
Daniel Watch
The green building movement has gained tremendous momentum, with energy costs, environmental concern, and government involvement leading organizations to make environmental sustainability a ...
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Development and Applications of a Sample Compartment FTIR Microscope
Saturday, September 01, 2007
Richard A. Larsen
John Carriker
Since the early to mid-1940’s, scientists using infrared spectroscopy have been trying to obtain spectral data from ever smaller samples.
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Using Dynamic Light Scattering to Improve Protein Solution Behavior for Crystallization
Friday, June 01, 2007
Allan Matte
Miroslaw Cygler
Improving protein solution behavior is critical in the field of structural biology since it impacts protein crystallization and the ability to determine protein structures by solution nuclear ...
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A Flexible Optomechanical Arm for FTIR Analysis of Samples Outside the Sample Compartment
Monday, October 01, 2007
Sue Berets
Joe Lucania
Jeff Christenson
Milan Milosevic
Violet Milosevic
An articulated opto-mechanical arm, the daVinci arm, was developed to enable in situ analysis of large samples.
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Identification of Recyclable Polymers with a Handheld Near-Infrared Spectrometer
Thursday, October 25, 2007
Larry P. McDermott
Robert K. Jenner
Richard A. Crocombe
Recycling of plastics and polymers, while in existence for some time, has seen significant growth driven by a combination of increasing regulation, escalating disposal costs, rising feedstock prices,...
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Efficient Use of Spectral Information Through Multiline Analysis in ICP-AES
Wednesday, August 01, 2007
Jean-Michel Mermet
Agnès Cosnier
Sophie Lebouil
Sébastien Vélasquez
The classical way to conduct the determination of an element in inductively coupled plasma-atomic emission spectrometry (ICP-AES) is to select a single line with adequate sensitivity and that is free...
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A Microdispenser for LC Separation and MALDI MS Analysis
Saturday, September 01, 2007
Frantisek Svec
Patrick W. Cooley
Ting Chen
David B. Wallace
Femia Hopwood
Andrew Gooley
Peptide mass fingerprinting (PMF) is a mass spectrometry protein identification technique based on peptide mass detection and is useful for differential expression analysis in the search for drug ...
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Lead in Vinegar: Determination and Possible Sources
Thursday, February 01, 2007
Kuria Ndung’u
Sharon Hibdon
A. Russell Flegal
Exposure to contaminant lead remains a public concern because of its pervasiveness in the environment and increasing evidence of its sublethal toxicities at exposure levels lower than previously ...
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A Novel Approach for Profiling VOCs in Water Samples Using a Purge-and-Trap Concentrator
Wednesday, August 01, 2007
Teri A. Dattilio
U.S. EPA drinking water Methods 524 and 8260 implement purge-and-trap (P&T) technology and are widely used by laboratories for the analysis of volatile organic compounds (VOCs).
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Ultrasensitive Calorimetry: One of the Best-Kept R&D Secrets
Monday, October 01, 2007
Ed Sullivan
The first calorimetric test most of us performed was probably either the classic Styrofoam cup test or the more sophisticated bomb (combustion chamber) calorimeter, which allowed the measurement of ...
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