Black PS Microspheres

Microspheres & Particles, Microsphere Standards

The Black PS Microspheres collection offers polystyrene microspheres internally dyed black and manufactured for use in imaging contrast, instrument calibration, microsphere tracking and optical test workflows. These beads deliver high visual contrast, monodisperse size distributions and a durable polystyrene (PS) core, enabling reproducible performance across optical and analytical platforms.

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