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 usedoffers new and used SCIEX API 5000 triple quadrupole mass spectrometers for quantitative analysis in complex matrices. Find listings, prices, and repair services for SCIEX API 5000 and related products.