Lactobacilli MRS Dry Agar

Agar medium used for the selective isolation and enumeration of lactobacilli.

Procedure and interpretation:

1. Mix 70.0g of the medium in one litre of purified water until evenly dispersed.
2. Heat to boiling with repeated stirring to dissolve completely.
3. Distribute and autoclave at 121°C for 15 minutes.

Final pH: 5.3 +/- 0.2 at/à 25ºC

Expiration Date: 3 years/ans

NOTE: To inhibit growth of culture yeast and select Lactobacilli, you must add 10 mg/L

cycloheximide after autoclaving.