-Dissolve 20.0 grams in 1000 ml distilled water.
-Heat if necessary to dissolve the medium completely.
-Dispense in 50 ml amounts into tubes or flasks or as desired.
-Sterilize by autoclaving at 15 psi (121°C) for 15 minutes. 5. If desired aseptically add rehydrated contents of one vial of EC O157:H7 Selective Supplement (TS 248) to 1000 ml of medium for enrichment of Escherichia coli O157:H7
-Dissolve 20.0 grams in 1000 ml distilled water.
-Heat if necessary to dissolve the medium completely.
-Dispense in 50 ml amounts into tubes or flasks or as desired.
-Sterilize by autoclaving at 15 psi (121°C) for 15 minutes. 5. If desired aseptically add rehydrated contents of one vial of EC O157:H7 Selective Supplement (TS 248) to 1000 ml of medium for enrichment of Escherichia coli O157:H7
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