Application Notes

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Fast, Accurate Blood-Alcohol Analysis Using Headspace-Gas Chromatography
Friday, November 08, 2013

Blood-alcohol analysis is a common, important analysis for diagnostic and forensic labs. In addition to the detection of ethanol, other metabolites must be considered, such as methanol or iso-propanol... Read More
Fast Micro-GC Capabilities Based on a Microintegration Technology Platform
Friday, September 26, 2008
Harm van Weerden Gert-Jan Burger Job Elders
Chromatography dates back to the early nineteenth century, when paper and cloth were used to spot-test dye mixtures and plant extracts. Read More
Fast Gravimetric Testing of Multichannel Pipets
Monday, May 02, 2005
Karl Heinz Lochner
Piston pipets with air cushions have long been the standard equipment in many laboratories, especially in medical research and the life sciences for the transfer of liquids in the microliter range. Read More
Failure Analysis of Rubber Materials Using Pyrolysis-GC/MS
Wednesday, February 14, 2018
Rojin Belganeh William Pipkin
Pyrolysis GC/MS has a wide variety of applications for identifying the organic composition of unknown samples by providing detail information about the compounds present in a sample. Read More
Extraction of Planar Pesticides From Spinach and Fresh Oregano Using QuEChERS Methodology With a Novel Carbon Adsorbent
Monday, November 07, 2016
Michael Ye Jennifer Claus
Although vital to plant life, the presence of chlorophyll in GC/MS analysis is highly problematic. Read More
Extending the Scope of Microwave-Assisted Method Development
Tuesday, February 01, 2011
Alexander Stadler
In the R&D laboratories of universities and the pharmaceutical industry, microwave synthesis is becoming increasingly popular. Read More
Extending the Limits: Oil Immersion Flow Microscopy
Thursday, May 03, 2018
Chris Sieracki
An imaging flow microscope with properly configured oil immersion optics can be used to analyze samples with particles down to about 300 nanometers. Read More
Exploring the Value of GPC/SEC in Polysaccharide Characterization
Tuesday, September 27, 2016
Stephen Ball
Examples of polysaccharides, widely used as food additives and in certain medical applications, include derivatives of cellulose and starch, such as hydroxymethyl cellulose and maltodextrin, ... Read More
Exploring the Full Range of Temperature When Faced With a Difficult Separation
Thursday, December 01, 2005
R. Travis Tucker Stephanie Marin Neal E. Craft John E Estes
Carotenoids such as beta-carotene, lutein, zeaxanthin, and lycopene are believed by many scientists to act as powerful antioxidants that protect against heart disease and cancer and boost the immune ... Read More
Expediting the Discovery Process With an SEM Work Flow Solution for Life Sciences
Friday, April 08, 2011
Ben Lich
Most cellular structures and organelles involved in physiologically important processes are too small to be resolved by optical microscopes. Read More
Exclusive Interview With SciAps Inc. CEO and co-Founder Don Sackett
Friday, January 31, 2014
Maria Stone
Q: Could you please describe your role at SciAps? A: I am the co-founder of the business and also the Chief Executive Officer (CEO). I lead the setting up of the distribution, the marketing, as well ... Read More
Examining the Multiple Parameters of Glycolytic Activity
Monday, September 28, 2015
Maya Dubey
Cellular energy enables vital activities such as proliferation, differentiation, stimuli response and intracellular signaling. Read More
Evolving Products in the Homogenizing Field
Friday, April 17, 2009
Brian Archibald
As technology moves forward in laboratory research and development, new products are emerging within the field of sample preparation. Read More
Evolution of Wyatt Technology Corp.
Tuesday, May 06, 2014
Robert L. Stevenson, Ph.D.
Over the last 56 years, Wyatt Technology Corp. (WTC), including the adaptation of innovations from its progenitor, Science Spectrum, has earned a reputation for developing and marketing instruments ... Read More
Evaluation of the Accuracy and Reproducibility of a High-Temperature Differential Scanning Calorimeter by Heat Capacity Measurements
Tuesday, August 01, 2006
Susan Jacob Mark E. Schlesinger
Differential scanning calorimetry (DSC) is used to determine thermodynamic properties including specific heat, glass transition, and melting points of a variety of materials. The need for accurate ... Read More
Evaluation of Antibiotic-Free Cell Cultures in Manual and Automated Cell Handling
Monday, October 28, 2013
Kerstin Thurow Ricarda Lehmann Leonie Vetter Luisa Person
Antibiotics are frequently added to cell culture media; the greatest benefit to this is that it suppresses contamination. However, routine use of antibiotics is associated with the development of ... Read More
Evaluation of an Automated Solid-Phase Extraction Method Using Positive Pressure
Wednesday, April 08, 2015
Heidi Fleischer Kerstin Thurow Ellen Vorberg Carolin Gallert Thomas Roddelkopf Steffen Junginger
Investigations for the determination of drugs in real samples, while gaining in importance, are limited by time and sample throughput. In response to this, the authors developed an automated solid-... Read More
Evaluating the Presence and Impact of Emerging Contaminants in Laboratory Water
Sunday, August 01, 2010
Estelle Riché Maricar Tarun
At the annual American Chemical Society spring meeting in 2010, researchers described how active pharmaceutical ingredients (APIs) contained within medications that are applied topically to the skin ... Read More
Equipment Labeling to Increase Efficiency and Accuracy in the Laboratory
Sunday, May 01, 2005
Diane Ostrega Ingrid Damacela Jodie Ulaszek
The University of Chicago Hospitals is on the U.S. News and World Reports Honor Roll of America's Best Hospitals. Read More
Enzyme Kinetics: Pushing the Final Frontier
Monday, June 06, 2011
Marika Raitio Reija- Riitta Harinen Jorma Lampinen
In the current economic climate the pharmaceutical industry is focusing, more than ever, on the cost effectiveness and efficiency of drug discovery and development. Read More