Strain modifications for Medium 212
5 distinct modifications were found.
Omit butyrate and add to the complete medium 7.00 g/l sucrose from a sterile anoxic stock solution.
Replace butyrate with 1.50 g/l Na-propionate and supplement medium with 1.00 g/l D-glucose added from a sterile anoxic stock solution sterilized by filtration.
Replace butyrate with 1.50 g/l Na-propionate.
Replace butyrate with 2.00 g/l Na-benzoate.
Replace Na-butyrate in solution C with 0.61 g Na-stearate. Adjust the amount of distilled water in solution C to 20 ml. Dissolve stearate in water by heating in a water bath.