Ideal for sizing linear double-stranded DNA fragments during agarose electrophoresis. Consists of 13 bands with fragments of the following sizes: 0.25, 0.5, 0.75, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0, 8.0 and 10.0 Kb. For easy reference, bands at 1.0 and 3.0 Kb are three times brighter than other bands in the ladder. Perfect Plus 1 kb DNA Ladder is supplied in ready-to-load buffer containing tracking dyes.