Selectively label unique sugar or activated carboxyl sites! Positively ionizing amino-groups enable charge-based staining or labeling of negatively charged targets

Precision Nanogold® labels, covalently bound to multiple carboxyls, allowing easy targeting of positively charged targets.

Click chemistry with covalently bound Nanogold^® labels! Reacts with azides via copper-catalyzed (CuAAC) reaction.

Click chemistry with covalently bound Nanogold® labels! Reacts with alkynes, copper-catalyzed (CuAAC) or copper-free (SPAAC).

Click chemistry with covalently bound Nanogold^® labels! Reacts with azides via copper-free SPAAC reaction.

Precisely label amines! Nanogold® labels bind covalently, with easy enhancement.

Precise, covalently bonded Nanogold® labels for unique sugar or activated carboxyl sites.

Precisely, covalently label any accessible thiol group. Perfect for IgG, IgM, Fab’; proteins and peptides; DNA, RNA, PNA; nanostructured materials and small molecules.

DIY labeling! Inert and stable, our precision Nanogold^® gold nanoparticle without specific affinity or reactivity.