VWR - 15 ml Centrifuge tube Flat cap 25 tube x 20 Racks (525-1538)

 
PP, conical, with white HDPE flat cap with integral sealing or plug style cap with the deep sealing area. Certified non-cytotoxic, nuclease-free and pyrogen-free Caps available in two styles: Flat cap with integral sealing with a smooth surface for additional labelling options, or plug style cap with a deep sealing area for a secure seal when using shakers and horizontal incubators Engraved graduation at the conical bottom of each tube Graduations and writing area are chloroform-resistant Longer length screw caps with sealing ring prevent any leakage Can be used for storing and freezing samples at temperatures down to –80 °C Sustainable design based on virgin resins These disposable conical bottom and free-standing tubes are extremely versatile and can be used for routine tasks as well as high speed centrifuging. Rack-packed tubes are packaged in freezable, recyclable cardboard racks. Tubes are sterilised by irradiation. Tubes and caps are autoclavable and freezable. Less Product Information