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In the previous article (Part 27, American Laboratory, Sept 2007), the world of detection was shown to revolve around three variables: 1) the detection limit, 2) the probability of false positives, a,... read more

This year, more than 1.4 million Americans will be diagnosed with cancer. An extremely complex disease family, cancer affects all types of people, from all nationalities and genetic make-ups. read more

Various materials, typically gels or dispersions with a high concentration of suspended particles, can behave either as elastic solids or as liquids, depending on the degree of force or stress to ... read more

What is preferable when handling toxic gases—a ductless filtering fume enclosure or ducted fumehood? read more

Thermal methods such as differential scanning calorimetry (DSC) and modulated temperature DSC (MDSC), thermogravimetric analysis (TGA), thermomechanical analysis (TMA), and dynamic mechanical analysis... read more

Fluorescence microscopy requires an intense light source at the specific wavelength that will excite fluorescent dyes and proteins. read more

Over the last 50 years, there has been increasing legislation relating to environmental protection and quality. read more