Leibovitz’s L-15 Medium was developed for carbon dioxide free systems requiring a sodium bicarbonate supplement. It is used for cultivation of tumor and embryonic cells as well as HeLa and Hep-2. This formulation of Leibovitz medium comes without L-Glutamine. Liquid media provide basic nutrients for all cell culture applications. Each of our high-quality cell culture media is manufactured according to the originally published formula or modifications essential to the consistent performance and stability of the culture medium.