Rack, Test Tube, Polyethylene, 30 mm (O.D.), 21 Holes

Twenty-one place rack features a special blend of polypropylene which sinks in water, assuring non-floating racks when immersed. Autoclavable. Stackable and autoclavable. Overall dimensions: 24.6 x 10.7 x 6.4 cm (9.7 x 4.2 x 2.5"). Color may vary.