# Particle size & zeta potential analyzers (DLS, NTA)

Spare parts, service & calibration — Benchtop instruments that determine size distribution, concentration and surface charge of particles — from nanometres to millimetres: dynamic light scattering, laser diffraction, nanoparticle tracking analysis and multi-angle light scattering.

Source: https://en.bioecon.ru/market/parts-service-calibration/particle-size-zeta-potential-analyzers/