1Kbp DNA Ladder is a mixture of specially designed double-stranded DNA fragments for determining the exact size of DNA fragments. The 1Kbp DNA ladder marker consists of 9 DNA fragments ranging in size from 500 to 10,000 bp. The 1Kbp DNA ladder marker is supplied in a ready-to-use format. This ladder can be stained with ethidium bromide or radiolabeled at 5´-ends. DNA ladder marker is premixed with loading buffer. The ladders are not intended for use in quantitative analysis.