| Appearance (clearness) | clear to slightly opalescent |
| Appearance (colour) | red |
| pH-value (25 °C) | 7.2 - 7.6 |
Growth promotion test in accordance with the current version of DIN EN ISO 11133.
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| Inoculum on reference medium (Salmonella typhimurium ATCC 14028 (WDCM 00031)) | |
| Inoculum on reference medium (Salmonella enteritidis ATCC 13076 (WDCM 00030)) | |
| Colony count (Salmonella typhimurium ATCC 14028 (WDCM 00031)) | |
| Colony count (Salmonella enteritidis ATCC 13076 (WDCM 00030)) | |
| Recovery on test medium (Salmonella typhimurium ATCC 14028 (WDCM 00031)) | ≥ 50 % |
| Recovery on test medium (Salmonella enteritidis ATCC 13076 (WDCM 00030)) | ≥ 50 % |
| Growth (Escherichia coli ATCC 25922 (WDCM 00013)) | Growth or partial inhibition |
| Growth (Escherichia coli ATCC 8739 (WDCM 00012)) | Growth or partial inhibition |
| Growth (Enterococcus faecalis ATCC 29212 (WDCM 00087)) | total inhibition |
| Growth (Enterococcus faecalis ATCC 19433 (WDCM 00009)) | total inhibition |
| Colonies (Salmonella typhimurium ATCC 14028 (WDCM 00031)) | Colonies with black centre |
| Colonies (Salmonella enteritidis ATCC 13076 (WDCM 00030)) | Colonies with black centre |
| Colonies (Escherichia coli ATCC 25922 (WDCM 00013)) | Yellow colonies |
| Colonies (Escherichia coli ATCC 8739 (WDCM 00012)) | Yellow colonies |
Incubation: 24 ± 3 hours at 37 ± 1 °C
A recovery rate of 50 % is equivalent to a productivity value of 0.5.
The indicated colony counts result from the sum of a triple determination.
Reference media: Tryptic Soy Agar
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