Technical Articles

Out of a concern for purity and yield, many peptide chemists today choose to extend their reaction times excessively in order to obtain as high a purity and yield as possible. 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

A recent study published in the journal Environmental Pollution identified 56 active pharmaceutical ingredients (APIs) in effluent samples from 50 large wastewater treatment plants across the U.S. ... read more

From the dramatic increase in new fluorophores to the proliferation of techniques like total internal reflection fluorescence (TIRF), photoactivated localization microscopy (PALM), and stochastic... read more

Today, liquid chromatography-mass spectrometry with electrospray ionization (LC-ESI-MS) is increasingly being used as the technique of choice for high-throughput pharmaceutical analysis. read more

For manufacturers of solid and/or particulate products, particle size is frequently a critical parameter, and is one of the principal variables routinely used to characterize their materials. read more

Laboratory automation is changing the work flow in biochemical and chemical laboratories. read more

The cell-based assay arena is slowly entering center stage due to the major and growing medical problems facing the world—both financial (i.e., drug development) and curative (i.e., antibiotic ... read more

In many research and pharmaceutical facilities, there are requirements for delivering carbon dioxide gas for cell culture incubator applications or bioreactor operations. For large-scale operations, ... read more

At the 65th American Society for Mass Spectrometry Conference on Mass Spectrometry and Allied Topics, held June 4–8, 2017, in Indianapolis, IN, the National Institute of Standards and Technology’s (... read more