The Levram cryogenic vials are cleverly designed self standing vials for sampling and storage of different types of liquid media with features like external thread and leak proof closure these vials are made with the purpose of easy handling and ergonomic comfortability. Cryogenic storage vials are ideal for vapour-phase of liquid nitrogen freezing. Cryovials are suitable for storage of cell cultures, tissue samples, microbiological samples (e.g. seed, bacteria, yeast and other fungi & spores), material of human or animal origin, such as blood, serum and sperm as well as antibodies, RNA, DNA and protein samples, etc. Chemical resistant to alcohol and mild organic solvents. Translucent wall permits easy viewing of vial contents. The 2ml vials have a moulded graduated bottom