DISCRIPTION  

Violet Red Bile Glucose Agar containing crystal violet and neutral red (VRBG Agar) was used by Mossel for the detection and enumeration of enterobacteria in dairy products, meat, prepared pork products and other food products. The media can also be used for the detection of Gram negative, bile resistant bacteria during the microbiological control of non-sterile products. 

TYPICAL COMPOSITION   

The composition can be adjusted in order to obtain optimal performance.   

For 1 liter of media :

- Enzymatic digest of animal tissues ............................................................................. 7,0 g

- Yeast extract ............................................................................................................... 3,0 g

- Glucose ..................................................................................................................... 10,0 g

- Bile salts ...................................................................................................................... 1,5 g

- Sodium chloride .......................................................................................................... 5,0 g

- Neutral red.............................................................................................................. 30,0 mg

- Cristal violet .............................................................................................................  2,0 mg

- Bacteriological agar ................................................................................................... 13,0 g

 pH of the ready-to-use media at 25 °C : 7,4 ± 0,2.

PACKAGING   

Dehydrated media :

500 g bottle .................................................................. BK011HA

5 kg drum ..................................................................... BK011GC 

Ready-to-melt media :

10 x 200 mL vials ........................................................... BM07508