Traditional ultracentrifugation methods for purifying LDL, VLDL or HDL can be time consuming and inconvenient. Our LDL/VLDL Purification Kit uses dextran sulfate to selectively purify combined LDL/VLDL fractions for a variety of downstream applications. No ultracentrifuge is necessary, and purification steps use lower centrifugation speeds available with most benchtop centrifuges.