DNA Molecular Weight Marker, 1 kb Ladder offers 11 fragments ranging from 500 to 10,000 bp. Combine 5 μl of marker with 5 μl of 2X loading buffer load well. There is sufficient material for 100 assays. Also available with loading dye (Ready Ladder™ 1 kb, DNA Marker) with EZ-Vision® One DNA Dye (EZ-Vision® 1 kb DNA Ladder).