This is one of the large group of media, affectionately known as ‘Peptone Water Sugars’, that are generally used in the screening and/or identification of organisms particularly the enterobacteriacae. A positive fermentation of the substrate is clearly indicated by the medium turning pink due to the inclusion Andrade’s Indicator.
BM0860 – Peptone Water with Lactose (Andrade’s)
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Product Description
| Organisms | Ref. No | Result |
| Salmonella typhimurium | NCTC 12023 | No change |
| Escherichia coli | NCTC 12241 | Medium turns pink |
