China-blue lactose agar

medium granules (dehydrated (DCM))

200

GranuCult^®

microbe id | utilization test: suitable
microbiological culture: suitable

food and beverages
microbiology

15-25℃

Enterobacter spp.
Escherichia coli
Proteus spp.
Salmonella spp.
Staphylococcus spp.
coliforms
lactose-fermenting bacteria

for microbiology

Appearance (clearness): clear
Appearance (colour): pale blue
pH-value (25 °C): 6.8 - 7.2
Solidification behaviour (2 hrs., 45 °C): liquid
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Proteus mirabilis ATCC 29906 (WDCM 00023)): good to very good
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): good to very good
Growth (Enterococcus faecalis ATCC 11700): good to very good
Growth (Streptococcus agalactiae ATCC 13813): good to very good
Growth (Staphylococcus epidermidis ATCC 12228 (WDCM 00036)): good to very good
Growth (Bacillus cereus ATCC 11778 (WDCM 00001)): good to very good
colour change to blue (Escherichia coli ATCC 25922 (WDCM 00013)): +
colour change to blue (Proteus mirabilis ATCC 29906 (WDCM 00023)): -
colour change to blue (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): -
colour change to blue (Enterococcus faecalis ATCC 11700): conform
colour change to blue (Streptococcus agalactiae ATCC 13813): +
colour change to blue (Staphylococcus epidermidis ATCC 12228 (WDCM 00036)): +
colour change to blue (Bacillus cereus ATCC 11778 (WDCM 00001)): -
Incubation: 24 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

11 - Combustible Solids

WGK 3