Cell culture media formulated in unit dose

A dry-concentrate culture medium composition in unit dose comprising an amount of cell culture medium in dry-concentrate form sufficient to prepare a preselected amount of culture medium, said dry medium packaged in unit dose form and consisting essentially of a formulation selected from the group consisting of:

• Formulation I
• 10 gms tryptone (bacto-tryptone),
• 7 gms yeast extract,
• 7 gms NaCl,
• 0.4 gms Tris Base, and
• 1.6 gms Tris HCl per 26 gms total dry medium;
• Formulation II
• 14 gms tryptone,
• 9 gms yeast extract,
• 5 gms NaCl,
• 2 gms glucose,
• 0.4 gms Tris Base, and
• 1.6 gms Tris HCl per 32 gms total dry medium;
• Formulation III
• 9gms tryptone,
• 5 gms yeast extract,
• 0.5 gms NaCl,
• 3 gms casamino acids,
• 2 gms glucose, and
• 0.5 gms Trizma pH 7-9 per 20 gms total dry medium;
• Formulation IV
• 5 gms tryptone,
• 7 gms yeast extract,
• 2.5 gms NaCl,
• 2 gms casamino acids, and
• 0.5 gms Trizma pH 7-9 per 17 gms total dry medium;
• and
• Formulation V
• 16 gms tryptone,
• 12 gms yeast extract,
• 2.5 gms NaCl,
• 2 gms MgSO4,
• 2 gms casamino acids, and
• 0.5 gms Trizma pH 7-9 per 35 gms total dry medium.