MassTech Inc., a provider of AP-MALDI technology for mass spectrometry, today announced the availability of AP/MALDI-PDF ion sources for Thermo Finnigan’s linear ion trap (Finnigan™ LTQ™) and hybrid LIT (Finnigan™ LTQ FT™) mass spectrometers. The AP/MALDI-PDF ion source can be switched with electrospray in just minutes. The AP/MALDI-PDF is designed for tool-less, rapid attachment to the LTQ without the need to break vacuum. The larger square source housing accommodates ABI sample plates, and integrates pulsed dynamic focusing (PDF) technology which…