Analysis Note

Microbiologically tested.

Application

MacConkey Agar has been used to differentiate members of the coliform group It has also been used to plate serial dilutions of fecal and colonic homogenates of Citrobacter rodentium.

Biochem/physiol Actions

MacConkey Agar is considered as a selective and differential media. It is useful in differentiating between the lactose fermenting and non-lactose fermenting bacteria. Thus, it is useful in the isolation of gram negative bacteria. Primary plating medium is used to differentiate members of the coliform group.

Footnote

We offer two media types: the superior granulated GranuCult^® and the cost-efficient powdered NutriSelect^® culture media, depending on your needs. The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

Legal Information

NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

Packaging

250, 500 g in poly bottle

Preparation Note

Suspend 50 g in 1 litre of distilled water. Bring to the boil to dissolve completely. Sterilize by autoclaving at 121°C for 15 minutes. Pour into sterile petri plates. Dry the surface of the gel before inoculation.