PSL Rheotek is a leading manufacturer of instrumentation for accurately measuring dilute solution viscosity of a wide range of polymers and holds a strong position on the world market in this field. Test results from PSL Rheotek instruments are used in product specifications, quality control and process optimization around the world—Among the products measured are plastics, cellulose, biopolymers, fuel oils, lubricants and pharmaceuticals. We specialize in automated viscometers, the RPV platform, and maintain an ISO 17025 testing laboratory for viscosity analysis and temperature calibration.