App Notes

Chloride and sulfate are common impurities present in drug substances and drug products.

The use of on-line electrochemical (EC) reduction of disulfide bonds in LC-MS has shown great potential for the fast assignment of S-S bonds...

In this study, a method was developed for quantitative determination of seven phenolic compounds in scotch whisky.

This paper provides a short overview of the theory and practice of the rapidly-developing field of two-dimensional gas chromatography (GC×GC).

Drug-antibody ratio (DAR) of antibody-drug conjugates (ADCs) is important for their therapeutic efficacy and pharmacokinetics.

Battery-powered mass spectrometers can detect mycotoxins in the field in real time

This application note presents a gradient method for the analysis of eight common ingredients found in energy drinks.

Sugars are carbohydrates composed of carbon, hydrogen and oxygen.

Carbohydrates are one of the most important components of foodstuffs and beverages and contribute to taste and nutritional value.

Artificial sweeteners are increasingly used as a low-calorie substitute for sugar in food and beverages and can help to control body weight and insulin levels and aid dental health.