Presence-Absence Broth

medium granules (dehydrated (DCM))

200

GranuCult^®

microbiological culture: suitable

food and beverages
microbiology

15-25℃

for microbiology

Appearance (clearness): clear
Appearance (colour): violet
pH-value (25 °C): 6.6 - 7.0
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Escherichia coli ATCC 11775 (WDCM 00090)): good to very good
Growth (Enterococcus faecalis ATCC 29212 (WDCM 00087)): fair
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): fair to good
Colour change to yellow (Escherichia coli ATCC 25922 (WDCM 00013)): +
Colour change to yellow (Escherichia coli ATCC 11775 (WDCM 00090)): +
Colour change to yellow (Enterococcus faecalis ATCC 29212 (WDCM 00087)): none to poor
Colour change to yellow (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): -
Gas (Escherichia coli ATCC 25922 (WDCM 00013)): +
Gas (Escherichia coli ATCC 11775 (WDCM 00090)): +
Gas (Enterococcus faecalis ATCC 29212 (WDCM 00087)): -
Gas (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): -
Incubation: 24-48 hrs; 35 °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

13 - Non Combustible Solids

WGK 3