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form
medium granules (dehydrated (DCM))
Quality Level
manufacturer/tradename
GranuCult®
technique(s)
microbe id | specific enzyme detection: suitable
microbiological culture: suitable
pH
7.2-7.4 (37 °C, 30 g/L in H2O, after autoclaving)
solubility
30 g/L
bulk density
580 kg/m3
application(s)
food and beverages
microbiology
storage temp.
15-25°C
suitability
Escherichia coli
coliforms
enterobacteriaceae
Related Categories
Analysis Note
Appearance (clearness): clear
Appearance (colour): yellowish-brown
pH-value (25 °C): 7.1 - 7.5
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Escherichia coli ATCC 4351): good to very good
Growth (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): good to very good
Growth (Enterobacter cloacae ATCC 13047 (WDCM 00083)): good to very good
Growth (Salmonella typhimurium ATCC 14028 (WDCM 00031)): good to very good
Growth (Proteus hauseri ATCC 13315): good to very good
Blacking (Escherichia coli ATCC 25922 (WDCM 00013)): -
Blacking (Escherichia coli ATCC 4351): -
Blacking (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Blacking (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Blacking (Salmonella typhimurium ATCC 14028 (WDCM 00031)): +
Blacking (Proteus hauseri ATCC 13315): +
Indole formation (Escherichia coli ATCC 25922 (WDCM 00013)): +
Indole formation (Escherichia coli ATCC 4351): +
Indole formation (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Indole formation (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Indole formation (Salmonella typhimurium ATCC 14028 (WDCM 00031)): -
Indole formation (Proteus hauseri ATCC 13315): +
Motility (Escherichia coli ATCC 25922 (WDCM 00013)): +
Motility (Escherichia coli ATCC 4351): +
Motility (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Motility (Enterobacter cloacae ATCC 13047 (WDCM 00083)): +
Motility (Salmonella typhimurium ATCC 14028 (WDCM 00031)): +
Motility (Proteus hauseri ATCC 13315): +
Incubation: 18-24 hrs.; 35 °C; aerobic.
Appearance (colour): yellowish-brown
pH-value (25 °C): 7.1 - 7.5
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Escherichia coli ATCC 4351): good to very good
Growth (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): good to very good
Growth (Enterobacter cloacae ATCC 13047 (WDCM 00083)): good to very good
Growth (Salmonella typhimurium ATCC 14028 (WDCM 00031)): good to very good
Growth (Proteus hauseri ATCC 13315): good to very good
Blacking (Escherichia coli ATCC 25922 (WDCM 00013)): -
Blacking (Escherichia coli ATCC 4351): -
Blacking (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Blacking (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Blacking (Salmonella typhimurium ATCC 14028 (WDCM 00031)): +
Blacking (Proteus hauseri ATCC 13315): +
Indole formation (Escherichia coli ATCC 25922 (WDCM 00013)): +
Indole formation (Escherichia coli ATCC 4351): +
Indole formation (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Indole formation (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Indole formation (Salmonella typhimurium ATCC 14028 (WDCM 00031)): -
Indole formation (Proteus hauseri ATCC 13315): +
Motility (Escherichia coli ATCC 25922 (WDCM 00013)): +
Motility (Escherichia coli ATCC 4351): +
Motility (Klebsiella pneumoniae ATCC 13883 (WDCM 00097)): -
Motility (Enterobacter cloacae ATCC 13047 (WDCM 00083)): +
Motility (Salmonella typhimurium ATCC 14028 (WDCM 00031)): +
Motility (Proteus hauseri ATCC 13315): +
Incubation: 18-24 hrs.; 35 °C; aerobic.
Footnote
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.
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.
Legal Information
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Certificates of Analysis (COA)
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