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- VIOLET RED BILE AGAR, 500 G.
VIOLET RED BILE AGAR, 500 G.
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 |
Storage and Shelf Life
Store between 10-30°C in a tightly closed container and the prepared medium at 20-30°C. Use before expiry date on the label. On opening, product should be properly stored dry, after tightly capping the bottle in order to prevent lump formation due to the hygroscopic nature of the product. Improper storage of the product may lead to lump formation. Store in dry ventilated area protected from extremes of temperature and sources of ignition. Seal the container tightly after use. Product performance is best if used within stated expiry period.
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