Used and Refurbished LC-MS and GCMS Instruments

Unparalleled Quality in the Used Instrument Market.

CQ provides the highest quality refurbished Shimadzu and Sciex LC-MS instruments on the market. We are the only 3rd party that does factory level refurbs on Shimadzu. Lead by service director David Geiger, no 3rd party company has the qualifications to work on Shimadzu Sciex LCMS systems that we do. We guarantee our work taking the stress off of used instrument purchases. With our applications background, this allows you to buy your hardware and applications in one place.