EC (Escherichia coli) broth

medium granules (dehydrated (DCM))

200

GranuCult^®

microbiological culture: suitable

6.7-7.1 (25 ℃, 37 g/L in H₂O, after autoclaving)

74 g/L

food and beverages
microbiology

15-25℃

GranuCult is our new brand name for our existing granulated dehydrated culture media which apply to new EN ISO 11133:2014 and various other ISO standards and FDA-BAM / USDA-FSIS methods for testing of food and water samples. All these media are currently being updated to be fully compliant to the latest version of these standards and regulations with respect to composition and quality control and will be available shortly.

Appearance (clearness): clear
Appearance (color): yellowish to yellowish-brown
pH-value (25 °C): 6.6 - 7.0
Inoculum on reference medium (Escherichia coli ATCC 25922 (WDCM 00013)): ≤ 1000
Inoculum on reference medium (Escherichia coli ATCC 8739 (WDCM 00012)): ≤ 1000
Inoculum on reference medium (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): ≥ 1E+04
Inoculum on reference medium (Enterococcus faecalis ATCC 19433 (WDCM 00009)): ≥ 1E+04
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): +
Growth (Escherichia coli ATCC 8739 (WDCM 00012)): +
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): no limit
Growth (Enterococcus faecalis ATCC 19433 (WDCM 00009)): total inhibition
Gas (Escherichia coli ATCC 25922 (WDCM 00013)): +
Gas (Escherichia coli ATCC 8739 (WDCM 00012)): +
Gas (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): -
Gas (Enterococcus faecalis ATCC 19433 (WDCM 00009)): -
Escherichia coli: 24 ± 2 hours at 44 ± 1 °C
other teststrains: 48 ± 2 hours at 44 ± 1 °C

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 2