| Appearance (clearness) | clear |
| Appearance (color) | yellowish brown |
| pH-value (25 °C) | 7.1 - 7.5 |
Growth promotion test in accordance with the current version of DIN EN ISO 11133.
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| Inoculum on reference medium (Bacillus subtilis ATCC 6633 (WDCM 00003)) | |
| Inoculum on reference medium (Escherichia coli ATCC 8739 (WDCM 00012)) | |
| Inoculum on reference medium (Escherichia coli ATCC 25922 (WDCM 00013)) | |
| Colony count (Bacillus subtilis ATCC 6633 (WDCM 00003)) | |
| Colony count (Escherichia coli ATCC 8739 (WDCM 00012)) | |
| Colony count (Escherichia coli ATCC 25922 (WDCM 00013)) | |
| Recovery on test medium (Bacillus subtilis ATCC 6633 (WDCM 00003)) | ≥ 70 % |
| Recovery on test medium (Escherichia coli ATCC 8739 (WDCM 00012)) | ≥ 70 % |
| Recovery on test medium (Escherichia coli ATCC 25922 (WDCM 00013)) | ≥ 70 % |
Incubation: 44 ± 4 hours at 36 ± 1 °C, aerobic
A recovery rate of 70 % is equivalent to a productivity value of 0.7.
The indicated colony counts result from the sum of a triple determination.
Reference media: Tryptic Soy Agar
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