109628 Buffered Listeria Enrichment Broth (base) acc. to FDA/BAM 1995 untuk mikrobiologi
Simpan pada +15°C hingga +25°C.
Appearance (clearness) | clear |
Appearance (colour) | yellowish-brown |
pH-value (25 °C) | 7.1 - 7.5 |
Inoculum on reference medium (Listeria monocytogenes ATCC 19114 (WDCM 00110)) | |
Inoculum on reference medium (Listeria monocytogenes ATCC 19111 (WDCM 00020)) | |
Inoculum on reference medium (Listeria innocua ATCC 33090 (WDCM 00017)) | |
Inoculum on reference medium (Escherichia coli ATCC 25922 (WDCM 00013)) | |
Inoculum on reference medium (Enterococcus faecalis ATCC 19433 (WDCM 00009)) | |
Colony count (Listeria monocytogenes ATCC 19114 (WDCM 00110)) | ≥ 1E+08 CFU/ml |
Colony count (Listeria monocytogenes ATCC 19111 (WDCM 00020)) | ≥ 1E+08 CFU/ml |
Colony count (Listeria innocua ATCC 33090 (WDCM 00017)) | ≥ 1E+08 CFU/ml |
Growth (Escherichia coli ATCC 25922 (WDCM 00013)) | no growth |
Growth (Enterococcus faecalis ATCC 19433 (WDCM 00009)) | passes test |
Incubation 48 h at 30 °C |