There are several kits available, containing either Conventional (gold particle sizes 6nm, 10 nm, 15 nm, 25 nm) or Ultra Small Gold Reagents (gold particle size < 0.8 nm), AURION BSA-c and silver enhancement reagents. Ultra Small-kit Electron Microscopy containing: 2 small package vials Ultra Small ImmunoGold reagents of your choice30 ml AURION BSA-c, an incubation buffer additive for the reduction of background staining30 ml AURION R-Gent SE-EM (silver enhancement reagents for EM)Ultra Small Kit Light Microscopy containing: 2 small package vials Ultra Small ImmunoGold reagents of your choice30 ml AURION BSA-c, an incubation buffer additive for the reduction of background staining60 ml AURION R-Gent SE-LM (silver enhancement reagents for LM)To make yourself familiar with our Ultra Small Gold Conjugates AURION has introduced the starter kit. This kit is sufficient for approximately 50 specimens. Ultra Small-starter kit containing: 100 l Ultra Small ImmunoGold reagent of your choice5 ml AURION R-Gent SE-LM (silver enhancement reagents for LM)3 ml AURION R-Gent SE-EM (silver enhancement reagents for EM)10 ml AURION BSA-c, an incubation buffer additive for the reduction of background stainingConventional Kit containing: 2 small package vials Conventional ImmunoGold reagents30 ml AURION BSA-c, an incubation buffer additive for the reduction of background