MacConkey Agar is a highly effective and slightly selective culture medium, specifically designed for the isolation and differentiation of Gram-negative enteric bacilli. This product is ideal for the microbiological analysis of samples from stool, urine, food, wastewater and other materials of sanitary relevance. Thanks to its unique formulation, MacConkey Agar makes it possible to distinguish between microorganisms that ferment lactose and those that do not, thus facilitating the identification of pathogens such as Escherichia coli.

Features of MacConkey Agar

• Regulatory Compliance: Complies with the recommendations of the United States Pharmacopeia (USP), European Pharmacopoeia (EP) and Japanese Pharmacopoeia (JP).


• Applications: Used for the detection of E. coli and other enteric bacilli in non-sterile products.


• Format: Pack of 20 90 mm plates, ready to use for easy handling in the laboratory.

Advantages of Using MacConkey Agar

Using MacConkey Agar offers numerous advantages for microbiology laboratories:

• Effective Selection: The presence of bile salts and dyes allows the selection of Gram-negative bacteria, reducing the growth of contaminants.


• Clear Differentiation: Lactose fermentation produces acid, changing the color of the colonies and thus facilitating visual identification.


• Ease of Use: The plates are ready to use, reducing preparation time and increasing laboratory efficiency.

Instructions for Use

For optimal results, follow these simple instructions:

1. Inoculate the sample onto the surface of the MacConkey Agar plate.


2. Incubate at 35-37°C for 18-24 hours.


3. Observe the colonies to identify the presence of fermenting and non-fermenting bacteria.

Conclusion

MacConkey Agar is an indispensable tool for laboratories involved in clinical and food microbiology. Thanks to its ability to isolate and differentiate enteric bacilli, it is an excellent choice for ensuring the safety and quality of the analyzed products. Choose MacConkey Agar for reliable and accurate results in your microbiological analysis work.