Technical Articles

This article describes the improvements made to a 4500-square-foot chemistry teaching laboratory within the University of Pennsylvania’s (Philadelphia) Chemistry ’58 building. The design was led by ... read more

Whatever your application, when purchasing an XRF analyzer, it all comes down to application. Elemental composition (both the range of elements in your samples and their variability), sample size and ... read more

Magnetic particle-based techniques are widely used in many diverse biological applications, offering a relatively inexpensive technology and subjecting samples to very little mechanical stress. read more

Scientists and engineers around the world use computer software for research, design, and production. Analytical equipment manufacturers are developing the latest tools that make possible proper use ... read more

Life science laboratories are gradually moving toward automated liquid handling to achieve cost reduction, productivity increases, and improved data consistency and quality. read more

Bovine spongiform encephalopathy (BSE) is a fatal, neurodegenerative transmissible spongiform encephalopathy (TSE) in cattle that is thought to be the cause of variant Creutzfeldt-Jakob disease (vCJD)... read more

Due to the diversity of pesticides used in food protection and the globalization of the food industry, it is important to monitor programs that cover a large number of pesticides. The application of ... read more

Check valves are a vital mechanical component of HPLC pump hardware. A detailed description of check valve function and hardware designs is given in Ref. 1. read more

In recent years, Gemini surfactants have emerged as promising surface active agents. read more

The application of dried blood spots (DBS) for the storage, shipment, and quantification of xenobiotics has been gaining popularity in recent years. The invention of this technology can be attributed ... read more