SiO2 with a streptavidin-coated surface for the attachment of biomolecules (See also PDS 721.pdf). Silica streptavidin microspheres are sold in these standard amounts: 1mL, 2mL, 5mL, and 10mL. Available at 1% solids (w/v), in three nominal mean diameters: ~0.5µm, ~1.0µm, and ~5.0µm.

Catalog Number Nominal Diameter Specification Range Product Data Sheet Safety Data Sheet
CS01000 0.5µm 0.460 - 0.540µm PDS 702.pdf SDS SG142.pdf
CS01001 1.0µm 0.95 - 1.05µm PDS 702.pdf SDS SG142.pdf
CS01002 5.00µm 4.80 - 5.20µm PDS 702.pdf SDS SG142.pdf