The 16 Tube Magnetic Holder Stand is a magnetic separation rack which can be very conveniently used for purification of nucleic acids using magnetic beads. The 16 Tube Magnetic Holder Stand is designed for handling 16 tubes at a time. The 16 Tube Magnetic Holder Stand can hold tubes for sample volume of up to 2ml. The stand is compatible for use with solutions containing ethanol or isopropanol.