api 5000The 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.• API 5000™ LCMSMS System • Turbo V™ source with ESI probe • Gas and source parameters: CUR: 20 psi, GS1: 40 psi, GS2: 40 psi, TEM: 350°C, CAD: 7, IonSpray voltage