For further processing only. Others Colloidal Gold 20 nm Colloidal Gold 20 nm 3.6.13.3.5.1 suspension 05418291103 Colloidal Gold 20nm Colloidal Gold 20 nm 07613336131183 Reagents, kits 1 L, 5 L, 25 L Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "Colloidal Gold 20 nm". Unit of measure is "L". The 20 nm Goldsol quality is red and spherical. The ready to use "gold suspension" is pH adjusted. en Use Colloidal Gold, 20 nm as conjugation partner for all kind of antibodies, proteins and macromolecules. It is recommended for low to medium sensitive assays. en Colloidal Gold is well known as an established labeling tool for a broad range of blotting and diagnostic applications and for electron- /light microscopy. en Appearance: Clear, light red liquid Particle size: 19-23 nm Particle concentration (A520 unit): 0.85-1.00 λmax: 516.0-518.5 nm Stability: At +2 to +8°C within specification range for 12 months. en