Instrumental background

OmniStar quadrupole mass spectrometer (Balzers Instruments)

The quadrupole mass spectrometer equipped with a capillary inlet system is able to measure the main components of gas samples. Its range of analysis cover the interval from 1 amu to 200 amu. Weighting 45 kg it might be transported easily being applied on in situ measurements. The resolution of the instrument is between 50 and 100 at mass 40. The spectrometer can be supplied with a membrane inlet system, which makes it suitable to measure dissolved gas in liquids.