Greiner Bio One Cryo.s tubes are made using polypropylene which is characterized by its high thermal resistance. Cryo.s tubes are suitable for storage of cell cultures, tissue samples, microbiological samples, material of human or animal origin, such as blood and serum as well as antibodies, RNA, DNA and protein samples. A white writing area allows for barcoding and data storage. Laser etched, ECC200 code is the newest version of Datamatrix coding that is available on Greiner Bio One tubes. Datamatrix coding supports advanced error correction algorithms with capability to decipher partially damaged codes.