Nanoparticle Diameter: 45 nm Target Speies: Goat Fluorophore: None Volume (@ 10 OD): 1 mL Gold nanoparticles functionalized with anti-IgG antibody. Antibody targets IgG from a choice of human, mouse, rat, rabbit, goat, or sheep species Can be labeled with an optional fluorescent dye tag Core diameter: 15 nm – 200 nm 5 kDa PEG spacer, 2 kDa PEG backfill Shelf life: > 4 months (4°C storage) Supplied as liquid suspension in PBS