M-Lauryl Sulphate Broth (DM335) is recommended for enumeration of Escherichia coli and coliforms in water, using membrane filter technique.
Ingredients | Gms / Liter |
Peptic digest of animal tissue | 39.00 |
Lactose | 30.00 |
Yeast extract | 6.00 |
Phenol red | 0.20 |
Sodium lauryl sulphate | 1.00 |
Final pH: 7.4 ± 0.2 at 25°C | |
Formula may be adjusted and/or supplemented as required to meet performance specifications |
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