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BACGroTM MacConkey Broth, when prepared as directed, is used as a selective media for the growth of coliform bacteria. It is not intended for use in diagnosis, treatment, or prevention of disease in humans. BACGroTM MacConkey Broth conforms to harmonized USP/EP/JP requirements.
MacConkey Broth Purple w/ BCP is a modification of MacConkey Medium (6). Childs and Allen (2) demonstrated the inhibitory effect of neutral red and therefore substituted it by the less inhibitory bromocresol purple dye. BCP is more sensitive in recording pH variation in the medium.
MACCONKEY BROTH. INTENDED USE. Remel MacConkey Broth is a liquid medium recommended for use in qualitative procedures for selective and differential isolation of enteric gram-negative bacilli. SUMMARY AND EXPLANATION.
10 sie 2022 · MacConkey agar is a selective and differential media used for the isolation and differentiation of non-fastidious gram-negative rods, particularly members of the family Enterobacteriaceae and the genus Pseudomonas. Composition of MacConkey Agar. Final pH 7.1 +/- 0.2 at 25 degrees C. Principle of MacConkey Agar.
MacConkey Broth Purple is a differential medium used for the detection of coliforms in water samples and milk examination by MPN technique. It is a modification of the classic medium, where neutral red is replaced by a less aggressive indicator, according European Pharmacopoeia.
Directions. Suspend 80.02 grams in 1000 ml distilled water. Heat if necessary to dissolve the medium completely. Dispense in tubes with inverted Durham tubes and sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes.
Hardy Diagnostics MacConkey Broth is recommended for cultivating gram-negative, lactose-fermenting bacilli from water and foods as a presumptive test for coliforms. MacConkey Broth can also be used for pre-enrichment of E. coli O157 for toxin testing.
