Koehler Instrument Company is among the leading producers and suppliers of petroleum and petrochemical instrumentation worldwide. The company provides customers with technical equipment and support for laboratory applications. It offers testing products for viscosity, penetration, flash point, fuels, lubricating oils, wear and friction, bitumens and waxes. Koehler Instrument Company features general test equipment for color measurement, condition monitoring, density, water content, distillation, sampling, general purpose baths and muffle furnaces. The company supplies viscometers, optical timing sensors, penetrometers, colorimeter, erosion testers and ductility machines. It also performs calibration, documentation, training and maintenance services. Koehler Instrumentation Company has operated for more than 50 years and is based in Bohemia, N.Y.