Application: | Laurylsulfate-Tryptose broth is a selective enrichment media used for the detection and enumeration of Escherichia coli and coliforms in water and food products. |
Microorganisms: | Coliforms |
Formula: |
For 1 liter of media (single strength): pH of the ready-to-use media at 25 °C: 6,8 ± 0,2. |
Quantity for preparation of 1 L: |
Single strengh broth 35,6 g; double strength broth 71,2 g. |
Sterilization: | 15 min at 121°C |
Inoculation: | Single strength media 1 mL; double strength media 10 mL. |
Incubation: | 24 to 48 h at 30 or 37 °C |
Packing: | 500 g |