1kb DNA RTU Ladder (250bp - 10k) is composed of 13 individual DNA fragments: 10k, 8k, 6k, 5k, 4k, 3k, 2.5k, 2k, 1.5k, 1k, 750, 500, and 250 base pairs.
Signals at 3kb and 1kb base pairs are enhanced for easy reference.
The ladder is ready-to-use (premixed with loading buffer and tracking dye for direct loading on gel).