Profile: Cannon Instrument Co. serves laboratories with viscosity related products and services. We are ISO 17025 accredited(by A2LA) and ISO 9001-2000 registered. Our product ranges from simple calibrated thermometers to fully automated and computer-controlled viscometers. Our Polyvisc automatic glass capillary viscometer combines automatic sampling and cleaning with polymer solvent compatibility to offer a convenient benchtop unit, which is ideal for dilute solution polymer viscosity analysis. We also offer Ubbelohde viscometers, used to measure transparent liquids.