Sample Tube, 30mm x 115mm, Sterile, Green Cap, 25/bg, 20 bg/cs (C571-1)Made of polypropylene. Conical bottom with self standing base graduated from 10 to 50ml in 5ml increments. Chemically resistant and shatterproof. Supplied with a leakproof screw cap, particularly important when transporting hazardous material. Ideal for transport and storage of urine, sputum and most liquids or particulate samples. Molded in graduations make them easy to read. Functional temperature range is 90C to +121C.