BI-200SM Research Goniometer and Laser Light Scattering System is manufactured by Brookhaven Instruments Corporation. This product is a precision instrument designed for accurate scattering measurement. Based on the special turntable with precision ball bearing and stepper motor, the modern design and high-quality construction of BI-200SM can ensure that the detector has no sloshing motion, thus achieving accurate measurement. It has been verified in hundreds of laboratories. It is an ideal choice for macromolecular research and submicron particle size measurement.