reagent gas / metal capillary exit / atmospheric pressure chemical ionization / sample solutions / stainless steel / metal capillary / low critical energy / internal energy content / lower energy deposition / experimental device / chemical ionization / gas-phase reaction / chemical properties / reactant gas / gas-phase chemical reactions / physico-chemical properties / gas phase / internal energy / metal capillary line / /
1 What Instrumental Approaches are Available The fantastic development of mass spectrometry (MS) in the last 30 years has led this technique to be applied practically in all analytical fields. We focus our attention on t