| Anton Paar Gmbh: Producer of a variety of instruments and contract manufacturer of high-precision mechanical parts; production of the first electronic density meters. |
| ATS RheoSystems: Produces rheometers and viscometers, dynamic mechanical thermal analyzers, dynamic shear rheometers, and provides rheological applications training and technical service and support. |
| Bohlin Instruments: Rheology instruments and viscometers. |
| Caleva Process Solutions Ltd: Producing spheronizers, extruders, rheometers and associated equipment for pharmaceutical, neutraceutical, agrochemical and chemical industries. |
| Dare Instruments: Manufacturers of kinematic viscometers for used oil analysis. |
| Fluid Dynamics, Inc.: Rheology testing services for fluids and solids using state of the art instrumentation. |
| Freeman Technology: Instrumentation for characterising dry and wet powders, measuring powder flow and powder characteristics. . |
| Future Digital Scientific, Asia Inc.: Surface tension tensiometer, separation and stability analyzer, viscometer and contact angle meter. |
| GÖttfert: Rheology for the plastics and rubber industry manual, semi-automated and robotic laboratory, as well as on-line and at-line rheometers. There is an American branch. |
| Lord Corporation.: Manufacturers of Magneto-Rheological Fluids and related products. |
| Magna Projects: A company specialising in Rheology and other materials testing techniques. |
| Maple Instruments: DMTA is our specialilty, we provide Rheology services that include new and used instrument sales, rheological sample testing and servicing of most brands of rheometers. |
| Marimex: Canadian manufacturer of process viscometers and other in-line fluid analyzers. |
| Paar Physica USA: Manufacturers of rheometers and viscometers |
| Physica Messtechnik GmbH: Produces and distributes measuring and control instruments for rheology, viscometry and rheometry. |
| Reologica Instruments AB: Manufacturer of rheology and viscometry instrumentation. |
| Reologica Instruments, Inc.: Manufacturer of research grade Rheometers for the serious Rheologist. |
| Research Equipment: Viscometers and viscosity solution measuring equipment. |
| Rheology Advantage: A provider of consulting, testing, research and development services and training in rheology. |
| TA Instruments: Manufactures thermal analysis and rheology systems. |
| Thermo Haake: Supplier of rheometers, viscometers, lab scale mixing and extrusion systems, thermal analysis and precision temperature control circulators and water baths. |
| Trilogica - Thermal Analysis and Rheology: European suppliers of thermal analysers, rheometers, accessories, spare parts and consumables. Also provide training and consultancy services |
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