Application Notes

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Multistep Thermal Characterization of Polymers Using GC-MS
Thursday, March 01, 2007
Thomas P. Wampler Charles P. Zawodny Karen D. Jansson
Analytical pyrolysis has been used for decades in the analysis of polymeric materials with techniques not typically compatible with polymers, such as gas chromatography and mass spectrometry. Read More
Multistep Thermal Characterization of Liquid-Filled Capsules and Medication Packaging Using GC/MS
Friday, March 23, 2018
Karen D. Sam
Multistep thermal sampling allowed the analysis of both volatile and nonvolatile constituents directly to the gas chromatograph. Read More
Multiple-Use, High-Performance Rotational Viscometers for Research and Quality Control
Sunday, April 01, 2012
Nick Roye Robert W. Nixon Jeshwanth K. Rameshwaram
Simple viscosity measurements can be a daunting task for many companies. Read More
Multiparameter Pluripotency Analysis Using Magnetic Bead Assays
Wednesday, August 28, 2013
Nikolai Stankiewicz Thomas Siegl Frederick Wiese
For the application of induced pluripotent stem cells (iPSCs) and human embryonic stem cells (hESCs) to regenerative medicine and drug discovery research, it is crucial to characterize the identity ... Read More
Minimizing Contamination in Cell Culture Laboratories
Tuesday, March 27, 2018
Mary Kay Bates
Cell culture laboratories share the requirement for equipment and consumables that help to reduce contamination, protecting sample integrity for downstream use. Read More
Miniaturized FTIR for Maximized Productivity
Tuesday, March 01, 2005
Ken Fredeen John S. Seelenbinder Mark L. Norman
In today’s fast-paced business environment, many companies are under pressure to improve their productivity. This is especially true in the pharmaceutical industry, where reducing time-to-market ... Read More
Microscopy in 2011: The Imaging Suite is the Microscope
Thursday, April 07, 2011
Scott Jordan
In the 1980s, Sun Microsystems coined the trademark “The Network is the Computer” to herald the days of distributed computing. Read More
Microscopy for Materials Characterization: Illuminating Structures With Light and Electrons
Tuesday, September 09, 2014
Elaine F. Schumacher
Engineered materials abound in products that we use every day. They can range from a bulk material like the glass in a window to a dispersion of titanium dioxide nanoparticles in a sunscreen ... Read More
Microbiological Testing Using Nutrient Pad Sets for Quality Assurance of Beverages
Wednesday, September 23, 2015
Juliane Pfützenreuter
Inspection of final product is no longer sufficient to meet beverage quality assurance requirements. Read More
Micro RNA Profiling with a Multiplexed Assay
Monday, March 03, 2014
Mark Santos
From the discovery of new miRNAs to clarifying their biological roles and utility as biomarkers, micro RNA (miRNA)-based research is undergoing a period of change. Rigorous methods are therefore ... Read More
Methods to Increase Consumer Confidence in Premium Olive Oils
Tuesday, May 10, 2011
Steve Zelenak
In 2007, the U.S. Marshals Service seized 10,939 cases of extra virgin olive oil and pomace olive oil, valued at approximately $628,000, in Long Island City, NY. Read More
Metal Impurities in Pharmaceuticals and Dietary Supplements: Implementing ICP-MS for USP <232> and Proposition 65
Tuesday, February 01, 2011
Stephen J. Mangum Kenneth R. Neubauer
Heavy metal exposure of a population has been a long-standing health concern. Read More
Mercury Measurements: Overcoming Contamination and Interferences to Enable the Correct Measurements for Valued Judgments
Thursday, December 01, 2005
Peter B. Stockwell Warren T. Corns Derek W. Bryce
Interest and concern about the levels of mercury in its various forms in the environment have been well documented over the last 50 years. Read More
Meeting the Specialized Requirements of the Biologist Through a Biology-Focused Electronic Laboratory Notebook
Monday, October 01, 2007
Paul Denny-Gouldson
Many organizations assume that electronic laboratory notebooks (ELNs) are a generic tool because a paper laboratory notebook is generic and applicable to any discipline. Read More
Meeting the Challenge of Biological Changes Postsampling
Friday, May 16, 2014
Marcus Söderquist
Understanding the role of proteins, peptides, and their post-translational modifications, e.g., phosphorylations, in normal and diseased biological samples is crucial to elucidate in vivo biological ... Read More
Measuring Viscosity in Samples as Small as 100 Microliters: Part 1
Friday, December 01, 2006
Kerem Durdag
Over the years there have been a number of efforts to build solid-state viscosity sensors for both laboratory and on-line applications that would measure smaller sample sizes, as well as be easier to... Read More
Measuring the Heat of Evaporation by TGA/DSC
Thursday, January 01, 2009
Steve Sauerbrunn Michael Zemo
Heat of evaporation is the amount of heat required to make a physical change from the liquid phase to the gas phase. Read More
Measuring Absolute Molar Mass Using UHPLC SEC-MALS
Friday, June 13, 2014
Sophia Kenrick Aym Berges
The characterization of aggregates or fragments in a biomolecular sample for applications such as bioanalytical chemistry and clinical diagnostics has traditionally been carried out using size ... Read More
Measures to Alleviate Fume Hood Noise
Thursday, March 22, 2018
Kang Chen Hongbo Zhang Wenjun Zhang
The focus of this study was to reduce aerodynamic noise generated from fume hoods. Read More
Measurement of IL-6 RNA Levels in Live Cells
Wednesday, July 10, 2013
Shobana Vaidyanathan
Infections and tissue damage lead to acute inflammatory responses, orchestrated by the release of cytokines from macrophages and mast cells, as well as endothelium and tumor cells. Tumor necrosis ... Read More