30nm Biotin Silver Nanoparticles Standard Silver Nanoparticles 50nm Maleimide-Activated Gold NanoUrchins (lyophilized)

50nm Maleimide-Activated Gold NanoUrchins (lyophilized) - 1 vial

Freezing causes irreversible aggregation of the gold nanoparticles

93E-09 * All concentrations as indicated at an optical density of 1 (OD=1

40nm NHS-Activated Silver Nanoparticles (lyophilized) - 3 vials

30nm Biotin Silver Nanoparticles Standard Silver Nanoparticles 50nm Maleimide-Activated Gold NanoUrchins (lyophilized)Silver nanoparticle core size: 30nm (+ 3nm) Size dispersity: CV <18% Surface composition: Biotin PEG5000 SH methoxy PEG SH Biotin surface density: 0. 5 nm2 Absorption max: 400 410nm Concentration: 1 mg ml Optical Density (OD): 125 Particles per ml: ~7. 0E+12 Formulation: Supplied in USP grade purified water Properties The precisely engineered silver nanoparticle surface with extended biotin groups maximizes streptavidin binding by minimizing steric