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BD Difco™ Bottle MacConkey Broth 500G
MacConkey Broth is used for the detection of coliform organisms in milk and water.
• Peptone provides amino acids and other growth factors
• Lactose is a carbon energy source
• Oxgall inhibits the growth of gram-positive organisms
• Bromcresol purple is the indicator
MacConkey Broth is a modification of the original bile salt broth recommended by MacConkey
that contained 0.5% sodium taurocholate and litmus as an indicator.