The AccuClear dsDNA Standard is a 25 ng/uL dsDNA standard, also provided in the AccuClear Ultra High Sensitivity dsDNA Quantitation Kits. It contains dsDNA from calf thymus, 25 ng/uL in 10 mM Tris pH 7.5, 1 mM EDTA, 2 mM sodium azide. Potential applications include making custom DNA standard curves for quantitation.