Brochures

Duke Standards – 3K / 4K Series
Particle Counter Size Standards

4D Series Duke Standards
Dry Microsphere Size Standards

5000 Series Polymer/ 7000 Series
Co-Polymer Bead Suspensions

Fluoro-Max Fluorescent Beads

Fluoro-Max Fluorescent Beads with Europium Chelate

Count Controls

Color-Rich Dyed Carboxylate-Modified Beads

Opti-Bind/Opti-Link Polymer Particles

NIST Traceable Size Standards

Chromosphere-T Size Standards

Dri-Cal Size Standard Particles

Duke Standards – 2000 Series
Uniform Polymer Beads