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Date Published
Title
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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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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A Sterile, Reliable Laboratory Setup for Low-Volume Tuberculosis Antibiotic Discovery Assays
Monday, January 01, 2007
Pamela Thayalan
Kakoli Mukherjee
David Beer
One-third of the world’s population is infected with tuberculosis, and one person dies every 15 sec from the disease.
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From Desert Storm to Lipstick: Applying Viscosity Measurement to New Challenges*
Thursday, February 01, 2007
Kerem Durdag
The development of solid-state acoustic viscometers opens a wide range of new applications in both the laboratory and the field.
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Pharmaceutical Supply Chain Management Using Semantic Web Technology: Case Study
Saturday, October 01, 2011
Rob Gonzalez
The growing product portfolio of Biogen Idec was resulting in rapid domestic and international expansion, leading to an increasingly complex pharmaceutical supply chain.
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How Pierced PTFE/Silicone Septa Affect GC-MS Experiments
Monday, January 02, 2006
Yanxiang Wang
The analysis of a sample generally involves a series of steps in which glassware and other sample processing hardware are used.
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A Programmable Homogenizing System for Enhanced Productivity and Efficiency
Thursday, June 01, 2006
Karl Jahn
The trend in many of today’s laboratories is toward high throughput and low-volume samples.
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The Use of Simple Series Detection in Ion Chromatography and HPLC
Monday, October 16, 2006
Ade Kujore
Robert Sandor
Many of us have encountered some IC/HPLC analyses in which the same sample is injected onto two different HPLC/IC systems, in order to ascertain the sample composition, with the only difference ...
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