250 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicone Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer Cap, Vent Filter (0.22 μm), without Flask, Sterile, 1/pk, 4/cs - C30921-EFC050B Medical Supplies Lot tested free DNase/RNase and

Lot tested free DNase/RNase and DNA

Not sure if Nest sealing mats are right for your needs

Transparent PET inserts provide high optical clarity

tubing comes heat sealed to ensure sterility

35 x 12 mm

250 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicone Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer Cap, Vent Filter (0.22 μm), without Flask, Sterile, 1/pk, 4/cs - C30921-EFC050B Medical Supplies Lot tested free DNase/RNase andThis is the transfer cap only, shaker flasks are sold separately Nest Scientific aseptic transfer caps allow for the convenient transfer of liquid in and out of Erlenmeyer flasks which greatly reduces the risk of contamination. The cap comes with pre assembled tubing, connectors and gas exchange filters for convenience. This model is described as bi directional, as it allows for the movement of liquid in and out of Erlenmeyer flasks by positive or