Product Application This product is a high-precision professional-grade digital illuminance meter, and its sensor adopts silicon photocell detector .....
The series are designed for testing the concentration of salt water and brine. Its triple scale provides a direct reading of the specific gravity and ...
The vehicle urea concentration meter is a precision optical instrument that measures the concentration of vehicles urea according to EPA standards. .....
A refractometer is an instrument to measure the concentration of aqueous solution by measuring its refractive index. All water-based solution can make ...