electrospray ionisation mass spectrometry paper spray mass spectrometry paper spray mass spectroscopy 2010-07-27T01:08:19Z paper-spray mass spectroscopy Spectrometry where the sample spotted onto paper then solvent is applied and an electrically charged solvent is generated upon application of a high voltage. The ions are then characterised by their mass-to-charge ratio and relative abundance. PS–MS PS/MS paper spray MS paper-spray mass spectrometry paper-spray MS https://orcid.org/0000-0001-5985-7429 CHMO:0002729