2L High Efficiency Erlenmeyer Flask Bi-directional Transfer Cap with TPE Tube (50cm 1/4" ID 3/8" OD), Vent Filter (0.22 μm), without Flask, Sterile, 1/pk, 4/cs - C10123-BZC050B TC Treated Plate volume per well -

Plate volume per well - 2

Not sure if Nest Cryogenic Vials are right for your needs

Vented cap for sterile gas exchange

USP grade VI polypropylene

Conductive

2L High Efficiency Erlenmeyer Flask Bi-directional Transfer Cap with TPE Tube (50cm 1/4" ID 3/8" OD), Vent Filter (0.22 μm), without Flask, Sterile, 1/pk, 4/cs - C10123-BZC050B TC Treated Plate volume per well -This 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