Application Notes

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Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Pulsed Flame Photometric Detection
Friday, February 19, 2016
Cynthia Elmore Michael Duffy
The carbonated beverage and petrochemicals industries are just some areas in which the analysis of volatile sulfur-containing compounds in process streams is a critical quality-control step. Read More
Determination of Total Mercury Content in Wood Materials, Part 2: ICP-MS—A Multielement Method
Thursday, August 29, 2013
Heidi Fleischer Kerstin Thurow
Even in minor concentrations, elemental mercury and inorganic and organic bound mercury can have harmful biological effects on organisms. Mercury and other toxic elements can enter the environment ... Read More
Determination of Total Mercury Content in Wood Materials—Part 3: Miniaturization Using ICP-MS
Monday, August 04, 2014
Heidi Fleischer Kerstin Thurow Ellen Vorberg
High-throughput screening processes have become an essential tool in the pharmaceutical industry and clinical laboratory. High-throughput screening, or HTS, is used in drug discovery as well as in ... Read More
Determination of Total Mercury Content and Trace Metal Analysis in Wood Materials—Part 1: ICP-OES Using Mercury Cold Vapor
Tuesday, August 06, 2013
Heidi Fleischer Kerstin Thurow
The transition metal mercury has many exciting properties; for example, it is the only known metal that is liquid at room temperature, hence its use in thermometers. Other common applications are in ... Read More
Determination of Total Mercury in Fish and Biological Tissue Using a Direct Mercury Analyzer
Friday, April 02, 2010
Johan Nortje
Mercury is naturally present in the earth and enters the air and water through the burning of fossil fuels, discharge of industrial waste, and use of pesticides. Through this redistribution, mercury ... Read More
Determination of Total Mercury in Sorbent Tubes Using Direct Mercury Analysis
Friday, August 29, 2008
Johan Nortje
Coal-fired utilities have long carried the stigma of being the largest contributor of anthropogenic mercury emissions, which, in 1999, caused the U.S. EPA to initiate the Information Collection ... Read More
Determination of Trace Rhodium in Water Samples by Thermal Lens Spectrometry Following Cloud Point Extraction
Monday, May 02, 2016
Quan Han Xiaohui Yang Na Yang Huo Yanyan Yaping He
Due to its unique physical and chemical properties, rhodium has been used as a catalyst in organic synthesis, as an alloy in thermocouples, as a raw plating material in electronic instruments and as a... Read More
Determination of Water Content and Dynamic Vapor Sorption Using Gravimetric Methods, Karl Fischer Titration and Thermal Analysis
Monday, June 20, 2016
Matthias Wagner
Virtually all materials interact with water. Accurate determination of a product’s water content and mechanism of water–solid interactions is required to define suitable processing, packaging, storage... Read More
Determining the Quantity, Integrity, and Molecular Weight Range of Genomic DNA Derived From FFPE Samples
Friday, August 30, 2013
Donna McDade Walker
Assessing the quality and quantity of genomic DNA is a crucial step before next-generation sequencing (NGS) and DNA microarrays—for example, array comparative genomic hybridization (aCGH)—in such ... Read More
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. Read More
Development of a 100% Dimethyl Sulfoxide (DMSO) Sample Solution for Liquid Handler Performance Verification
Friday, June 07, 2013
Rachel Parshley John Thomas Bradshaw Karl Olson
Dimethyl sulfoxide (DMSO) has become one of the most important solvents used for high-throughput screening (HTS) and compound management applications due to its ability to readily dissolve a wide ... Read More
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. Read More
Dielectrophoretic Force Microscopy
Wednesday, January 19, 2005
Al M. Hilton Brian P. Lynch Garth J. Simpson
Dielectrophoresis (DEP), the force exerted on a polarizable particle in a nonuniform electric field, has been used with great success in recent years to manipulate and separate cells and biomolecules. Read More
Dietary Supplement Standard Reference Materials
Thursday, October 01, 2009
Lane C. Sander Karen W. Phinney Michele M. Schantz Katherine E. Sharples Stephen A. Wise
In 1994, the U.S. Congress enacted the Dietary Supplement Health and Education Act (DSHEA) to "protect the right of access of consumers to safe dietary supplements." One way in which this is expected ... Read More
Differential Response of Breast Cancer Cells Cultured in 2-D Versus 3-D to Estrogen Receptor-Targeting Therapeutics
Wednesday, August 07, 2019
Erin Edwards Thomas S. Villani Graeme Gardner Michael T. Johnson Elin Agoston
A comparison of 2-D and 3-D breast cancer cell culture models reveals that culture method affects estrogen receptor expression. Read More
Differential Scanning Calorimetry (DSC) as an Analytical Tool in Plastics Failure Analysis
Thursday, March 07, 2013
Kadine Mohomed David A. Bohnsack
Thermal analysis includes techniques in which a physical property of a substance is measured as a function of temperature and time while the substance is subjected to a controlled temperature program... Read More
Direct Determination of Trace Elements in Solid Samples by DC Arc With Emphasis on the Analysis of High-Purity Copper
Friday, January 01, 2010
Maura Mahar Garry Kunselman Peter Brown Paul Dalager Peter Perzl
Fast, direct, quantitative elemental analyses of solids that are difficult to digest are hallmarks of the DC Arc technique. The earliest DC Arc instruments relied on photographic plate detectors. ... Read More
Direct Improvement With Direct Dilution
Friday, August 09, 2013
Joe Olechno Sean Ekins Antony J. Williams Mark Fischer-Colbrie
The advent of a new technology often brings far-reaching benefits well beyond the initial perception of its key advantages. Acoustic dispensing, for example, with the ability to have highly ... Read More
Direct Sample Analysis/Time-of-Flight Mass Spectrometry
Thursday, February 06, 2014
Avinash Dalmia Andrew Tyler
There have been many developments in mass spectrometry ionization techniques in recent years, enabling the investigation of diverse sample types across the molecular weight range. Some of these ... Read More
Direct, Real-Time Mass Spectrometry Analysis of Cinnamon
Tuesday, April 05, 2016
Joseph R. Swider Jeffrey A. Jankowski Antonio Sobevski
To ensure food safety, rapid detection of adulterated and counterfeit food products is critical. Read More

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Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Pulsed Flame Photometric Detection

Determination of Total Mercury Content in Wood Materials, Part 2: ICP-MS—A Multielement Method

Determination of Total Mercury Content in Wood Materials—Part 3: Miniaturization Using ICP-MS

Determination of Total Mercury Content and Trace Metal Analysis in Wood Materials—Part 1: ICP-OES Using Mercury Cold Vapor

Determination of Total Mercury in Fish and Biological Tissue Using a Direct Mercury Analyzer

Determination of Total Mercury in Sorbent Tubes Using Direct Mercury Analysis

Determination of Trace Rhodium in Water Samples by Thermal Lens Spectrometry Following Cloud Point Extraction

Determination of Water Content and Dynamic Vapor Sorption Using Gravimetric Methods, Karl Fischer Titration and Thermal Analysis

Determining the Quantity, Integrity, and Molecular Weight Range of Genomic DNA Derived From FFPE Samples

Development and Applications of a Sample Compartment FTIR Microscope

Development of a 100% Dimethyl Sulfoxide (DMSO) Sample Solution for Liquid Handler Performance Verification

Development of LLDPE Resins: Odor Analysis With an Electronic Nose

Dielectrophoretic Force Microscopy

Dietary Supplement Standard Reference Materials

Differential Response of Breast Cancer Cells Cultured in 2-D Versus 3-D to Estrogen Receptor-Targeting Therapeutics

Differential Scanning Calorimetry (DSC) as an Analytical Tool in Plastics Failure Analysis

Direct Determination of Trace Elements in Solid Samples by DC Arc With Emphasis on the Analysis of High-Purity Copper

Direct Improvement With Direct Dilution

Direct Sample Analysis/Time-of-Flight Mass Spectrometry

Direct, Real-Time Mass Spectrometry Analysis of Cinnamon

Product Guide

Micromachined HPLC Columns Can Revolutionize Proteomics Workflows

Buyer's Guide: GC-MS for Monitoring Environmental Pollutants

Refocusing the Lens of Cancer Screening

Study: NGS Should Be Go-to Technology on Day Zero of the Next Pandemic

Overcoming Common Challenges in Sample Viability for Single-Cell Research