SiO2 with amine (NH2) surface groups for the covalent attachment of biomolecules (see TechNote 104). Amine silica microspheres are sold in 1.0g amounts. Supplied dry, they are available in these nominal mean diameters: ~0.5µm, ~1.0µm, and ~5.0µm.

Catalog Code Diameter (µm) Product Data Sheet Safety Data Sheet
SA02N ≤ 0.49 PDS 702.pdf SDS SG141.pdf
SA03N 0.50-0.99 PDS 702.pdf SDS SG141.pdf
SA04N 1.00-2.49 PDS 702.pdf SDS SG141.pdf
SA05N 2.50-4.99 PDS 702.pdf SDS SG141.pdf
SA06N ≥ 5.00 PDS 702.pdf SDS SG141.pdf
SA0