InVironmental Integrity, Inc. "IVI" has been in business since 1990. IVI is primarily an R & D company with HVAC, Electronic Controls and Microbiological interests. Over the last 10 years, IVI has acquired a wide variety of laboratory and electronic surplus, primarily from 3M, the University of MN and numerous other laboratories based in the Twin Cities of MN. We have extensive experience in regard to testing and the restoration of a wide variety of electronic, mechanical and select categories of laboratory equipment. In addition, we have exceptional relationships with a variety of local specialty laboratory equipment repair services that are specific to areas that are beyond our skills, such as microscope service. We offer a 90 day Warranty on every item we post on LabX.