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  1. Laboratory Methods (Food)

BAM Media M2: Acetamide Medium

Media Index for BAM

January 2001

Stock basal medium

KH2PO4 0.5 M 14 ml
K2HPO4 0.5 M 6 ml
Agar 0.5 g
Distilled water 400 ml

Heat with agitation to dissolve agar. Add 1 ml PR-CV (500× concentrate).

Stock acetamide, 1%

Acetamide 1 g
Distilled water 100 ml

Store over CHCl3 in screw-cap container. Stable indefinitely at room temperature.

PR-CV (500× concentrate)

Phenol red 2 g
Crystal violet 0.2 g
Distilled water 200 ml

Add 5 N NaOH until ingredients are dissolved.

Final medium

Add 0.8 ml basal medium to 13 × 100 mm tube. Add 0.2 ml acetamide solution. Steam (100°C) 10 min. Cool.

Original Source: Bacteriological Analytical Manual, 8th Edition, Revision A, 1998.

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