General Scientific Instrument Services Inc. provides electronic/mechanical service support to commercial, educational, medical, water quality, and research laboratories. We are servicing and repairing laboratory equipment throughout Onatrio and providing an excellent source for used/refurbished equipment for sales in Canada and across the United States.G.S.I.S has an excellent reputation for customer satisfaction and repair service, with more than 60 years of combined instrumentation experience and factory training courses from various manufacturers. more... See more text