mEC-broth with Novobiocin

200

medium granules (dehydrated (DCM))

GranuCult^®

microbiological culture: suitable

6.7-7.1 (25 ℃, 36.7 g/L in H₂O, after autoclaving)

36.7 g/L

food and beverages
microbiology
pathogen testing

15-25℃

Appearance (clearness): clear
Appearance (color): yellowish to yellowish-braun
pH-value (25 °C): 6.7 - 7.1
Inoculum on reference medium (Escherichia coli ATCC 35150 (O157)): ≤ 100
Inoculum on reference medium (Escherichia coli ATCC 11775 (WDCM 00090)): ≤ 100
Inoculum on reference medium (Enterococcus faecalis ATCC 19433 (WDCM 00009)): ≥ 10000
Inoculum on reference medium (Enterococcus faecalis ATCC 29212 (WDCM 00087)): ≥ 10000
Inoculum on reference medium (Proteus hauseri ATCC 13315): ≥ 10000
Growth (Escherichia coli ATCC 35150 (O157)): >10 transparent colonies with a pale yellowish-brown appearance on SMAC agar
Growth (Escherichia coli ATCC 11775 (WDCM 00090)): >10 pink colonies on SMAC Agar
Growth (Enterococcus faecalis ATCC 19433 (WDCM 00009)): total inhibition on TSA
Growth (Enterococcus faecalis ATCC 29212 (WDCM 00087)): total inhibition on TSA
Mixed inoculum of E.coli, P.hauseri and E.faecalis
Additionaly monoculture of E.faecalis
Confirmation on SMAC agar resp. Tryptic soy agar
Incubation:
mEC broth: 18 - 24 hours at 41,5 ± 1 °C aerobic
Confirmation on SMAC agar resp. Tryptic Soy Agar: 18 - 24 hours at 35 ± 1 °C aerobic

We offer two media types: the superior granulated GranuCult^® and the cost-efficient powdered NutriSelect^® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

11 - Combustible Solids

WGK 3