Duke Scientific
Duke Scientific (part of ThermoFisher now)
Established in 1971, Duke Scientific offers a complete assortment of particles standards for high-technology laboratories. Duke Scientific has its own engineering, production and metrology facilities for better quality control and response to customer needs.
Certified Particle Size Standards from Duke Scientific Corporation are traceable to the Standard Meter through the National Institute of Standards and Technology (NIST).
Duke Scientific’s particle size standards provide third party traceability of calibration procedures to national and international agencies through an unbroken chain of measurements with specified uncertainties. The products are also used to develop and test new analytical instruments for particle size characterization of materials.


