Visibly dyed microspheres are frequently used in lateral flow tests and "latex" agglutination tests. Bangs polystyrene microspheres are impregnated with vibrant dyes for optimal visualization. The colorpalette for a representation of our standard colors. Non-functionalized and functionalized versions are available to support adsorption and covalent binding strategies. Bangs non-functionalized microspheres are suitable for coating with antibody or other large proteins via adsorption. Unless noted otherwise, these visibly dyed microspheres are supplied as a 5% solids suspension (w/v) and are available in these standard amounts: 0.5g, 1.0g, 1.5g, and 5.0g.: