1.4mL internal thread cryotubes with 2D barcodes are designed for SBS rack and automated capping and decapping. 

AltemisLab 1.4mL cryotubes are available in AlteClean format (RNase and DNase free), and sterile for applications requiring this higher level of purity.

AltemisLab 1.4mL cryotubes can be purchased with automation ready screw caps or capless for septum capping.