
Tryptophane Broth – medium for Escherichia coli identification with indole test acc. to ISO9308
- Format: 100 g
- Code: TN1258
- Technology: Culture media and ISO confirmation tests
- Application: Food/Water microbiology
- Tag/Filter: Escherichia coli and coliforms
Liquid culture medium, used in the analysis of waters. This tryptophan broth enables detection of indole production at 44°C in order to distinguish Escherichia coli bacteria from other coliforms according to ISO9308. Indole can be detected by means of Kovacs reagent (red coloration). Escherichia coli is (oxidase and indole +) other coliforms are (oxidase and indole -).
- Format: 100 g
- Code: TN1258
- Technology: Culture media and ISO confirmation tests
- Application: Food/Water microbiology
- Tag/Filter: Escherichia coli and coliforms