For storage of micro tubes. Stand has two sides and each side accomodates different size and combination of microcentrifuge tubes. First side can hold 96 pieces of 1.5 ml tubes, and the other side holds 48 pieces of 0.5 ml tubes and also 96 pieces of 0.2 ml tubes. Supplied with a clear polypropylene lid which covers the rack and protects the tubes from dust and other effects. Alphanumerical index on tube rows enables easy identification of tubes.