api 5000The API 5000 System - 2005 The API 5000 system is launched and is the most sensitive triple quadrupole ever made. It includes innovative QJet technology, the first RF quadrupole usedThe API 5000 system uses the Turbo V™ ion source to produce ions from liquid samples. The Turbo V source can use either the TIS (TurboIonSpray®) probe or the.