Technical Articles

The current H1N1 flu pandemic has put a spotlight on public health agencies as they work to identify and contain the outbreak. read more

Melamine discovered in baby formula and products containing milk has led to one of the largest worldwide food recalls in history. Some manufacturers in China illegally added melamine, an ingredient ... read more

The safety of our food supply can no longer be taken for granted. As the world changes and populations continue to grow, so will the responsibility of organizations to meet the demand for safe ... read more

Thermal analysis, like most mature technologies, sees mostly incremental increases in its capabilities, such as the introduction of modulated temperature techniques in the early 1990s or the ... read more

Liquid handling as a whole, regardless of throughput, demands precision and accuracy to minimize experimental variation and produce reliable experimental data. read more

Thermal methods such as differential scanning calorimetry (DSC) and thermomechanical analysis (TMA) are well-established techniques for characterizing polymers, thin films, and coatings.However, DSC ... read more

The previous article (Part 35, American Laboratory, Aug 2009) introduced the concept of significant digits, pointing out that a statistically sound treatment will: 1) result in a formula that depends ... read more

Ultrahigh-performance liquid chromatography (UHPLC) has brought two important innovations to LC-MS analysis. First is the use of 1.8-µm columns, which provides an increase in plate number from the 5-... read more

Quantification of the kinetic rates of protein association, dissociation, and aggregation is an essential factor in understanding and ultimately manipulating these phenomena. A variety of measurement ... read more

Western blotting is one of the most commonly used applications in protein research. read more