Intended use
Recommended for selective isolation, detection and enumeration of coli-aerogenes bacteria in water, milk other dairy, food products and clinical samples. The composition and performance criteria of this medium are as per the specifications laid down in ISO 4832: 2010 and ISO 11133 :2014, Amd. 2: 2020 (E)
Composition
ISO specification :
Crystal violet neutral red bile lactose (VRBL) agar
Ingredients g/L
Enzymatic digest of animal tissues 7.000
Yeast extract 3.000
Sodium chloride 5.000
Bile salts mixture 1.500
Lactose 10.000
Neutral red 0.030
Crystal violet 0.002
Agar 15.000
Final pH (at 25°C) 7.4±0.2
M049- Violet Red Bile Agar
Ingredients g/L
Peptone $ 7.000
Yeast extract 3.000
Sodium chloride 5.000
Bile salts mixture 1.500
Lactose 10.000
Neutral red 0.030
Crystal violet 0.002
Agar 15.000
Final pH (at 25°C) 7.4±0.2
**Formula adjusted, standardized to suit performance parameters
$ - Equivalent to Enzymatic digest of animal tissues
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