Optical Instrument Suppliers For Served Automobile Ground Transport

Optical Scientific, Inc. was founded in 1985. We are a research, development, engineering and manufacturing firm located in the I-270 high technology corridor outside of Washington, DC. OSI has been developing the worlds most advanced scintillation ...

Manufactures a complete line of pH, Redox, and dissolved oxygen systems including sensors, stationary and retractable housings, microprocessor-based transmitters, and conductivity and turbidity systems as well as laboratory balances, titrators, ...