For further processing only. Others Colloidal Gold 40 nm Colloidal Gold 40 nm 3.6.13.3.5.2 suspension 05416744103 Colloidal Gold 40nm Colloidal Gold 40 nm 07613336131190 Reagents, kits 1 L, 5 L, 25 L Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "Colloidal Gold 40 nm". Unit of measure is "L". The 40 nm Goldsol quality is red/violet ("potato shape"). The ready to use "gold suspension" is pH adjusted. en Use Colloidal Gold, 40 nm as conjugation partner for all kind of antibodies, proteins and macromolecules. It is recommended for high sensitive assays due to its unique shape and color. 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: Turbid, slightly opalescent raspberry red liquid Particle size: 38.0-43.0 nm Particle concentration (A520 unit): 1±0.2 λmax: 531±1 nm Stability: At +2 to +8°C within specification range for 12 months. en