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Comparative QC Test Methods for Toothpaste Consistency
Tuesday, September 27, 2016
Application Note
Robert McGregor
Important quantitative data can be obtained in the study of viscosity by measuring the consistency of toothpaste, i.e., thickness, ease of handling and ability to retain position, and observing the ... read more
Depth Profiling Trimethylaluminum-Modified PET Fibers by Nanoscale Infrared Spectroscopy
Wednesday, April 01, 2015
Application Note
Curtis Marcott Michael Lo Eoghan Dillon Halil I. Akyildiz Jesse S. Jur
The development of flexible electronic devices for use as biosensors, optics or photovoltaic applications is a promising research area. Many common, inexpensive polymers can be processed in large ... read more
How Do You Evaluate “Flowability”? Buttermilk Ranch vs Blue Cheese
Monday, November 24, 2014
Application Note
Robert G. McGregor Eric Chiang Stephanie Shepard
A common request from food manufacturers is to come up with a faster and more definitive test for flowability of salad dressings. read more
Product Intelligence: Stereomicroscope Technology
Tuesday, May 28, 2013
Technical Article
Katriona Scoffin
Stereomicroscopes find application in many areas of science, such as pharmaceutical, environmental, forensics, and foods. A common use of the stereomicroscope is to magnify biological samples. This ... read more
Product Intelligence: Buyers' Guide to Biological Confocal Microscopes
Thursday, May 24, 2012
Technical Article
T. Keith Brock
Confocal microscopes offer the user a number of important advantages, including high resolution, ability to electronically adjust magnification, and improved signal-to-noise ratios. In addition, the ... read more
Microscopy: Imaging Broader, Diving Deeper
Monday, April 09, 2012
Technical Article
Barbara Foster
In previous articles and editorials, the life sciences have been defined as the “next big growth area” in microscopy, spectroscopy, and related imaging techniques. read more
The Double Life of Structured Fluids
Sunday, August 01, 2010
Application Note
Neil Cunningham Bob McGregor
The products we stir, pump, spread, pour, and spray are usually thought of as liquids. Surprisingly, however, it can be demonstrated that they live a quiet double life as liquids when observed,but ... read more
Food Texture Analysis
Saturday, May 01, 2010
Application Note
Richard D. Brown
Texture testing is a well-established technique for evaluating the mechanical and physical properties of raw ingredients, food structure, and designs, and for pre- and post-quality control checks. ... read more
Statistics in Analytical Chemistry: Part 25—Calibration Summary
Thursday, February 01, 2007
Technical Article
David Coleman Lynn Vanatta
In a modern chemical-analysis laboratory, virtually all of the testing equipment must be calibrated periodically. read more
Centrifuge Safety and Security
Thursday, February 01, 2007
Application Note
Tammy Goodman
For laboratories around the world, increasing health and safety legislation requires that equipment be operated and maintained so that every step is taken to maximize safety and security. read more
Reagent-Free Ion Chromatography Systems With Eluent Regeneration: RFIC-ER Systems
Thursday, February 01, 2007
Application Note
Yan Liu Zhongqing Lu Chris Pohl John Madden Navette Shirakawa
Since the introduction of ion chromatography (IC) in 1975, Dionex Corp. (Sunnyvale, CA) has continued to improve the performance of IC systems while developing new capabilities for the determination ... read more
The Nanoliter Syringes
Thursday, February 01, 2007
Technical Article
Andrew D. Sauter
Following an informal collaboration with Affymax (Palo Alto, CA), Agilent Technologies (Palo Alto, CA), and Chem-Space Associates (Pittsburgh, PA), studying electrospray ionization 1 (ESI), the ... read more