Events

In conventional differential scanning calorimetry (DSC), a sample is subjected to a temperature program with a constant heating rate. As a result, the DSC instrument delivers an output signal, which, ... read more

A significant responsibility for the analytical group within Drug Discovery Chemistry at Bristol Myers-Squibb (Princeton, NJ) is the chromatographic purification of chiral compounds, both ... read more

Valve switching applications are becoming popular in ion chromatography (IC). Example applications include matrix diversion or matrix elimination prior to analysis of trace components. read more

In the current economic climate the pharmaceutical industry is focusing, more than ever, on the cost effectiveness and efficiency of drug discovery and development. read more

The appeal of multidetection microplate readers is easy to understand: they combine multiple measurement technologies such as absorbance, fluorescence,and luminescence into one compact instrument. read more

Lyophilization is often the preferred method of sample drying because a high level of dryness is achieved with low residual solvent levels, and because of the light, powdery, “fluffy” finish of the ... read more

The previous article (American Laboratory, Apr 2011) ended with an unsolved problem: how to implement a pass-fail method if the blank matrix contains a non-negligible amount of the analyte. read more