MacCONKEY Agar - medium for cultivating various types of bacteria and microbes / microbial testing /microbiological test

MacCONKEY agar for the isolation of Salmonella, Shigella and coliform bacteria

Preparation:

Suspend 50 g in 1 litre of demin. water by heating in a boiling water bath or in a current of steam; autoclave (15 min. at 121°C).

pH: 7.1 ± 0.2 at 25°C. 

Typical composition (g/litre)

1. Peptone from gealtine 17.0
2. Peptone from casein 1.5
3. Peptone from meat 1.5
4. Sodium Chloride 5.0
5. Lactose 10.0
6. Bile salt mixture 1.5
7. Neutralred 0.03
8. Crystal violet 0.001
9. Agar-Agar 13.5

  Store dry and tightly dosed. Protect from light. 

* Store at +15°C to +25°C