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form
medium granules
Quality Level
manufacturer/tradename
GranuCult®
pH
6.3-6.7 (25 °C, 35 g/L in H2O, after autoclaving)
solubility
35 g/L
bulk density
750 kg/m3
application(s)
food and beverages
industrial qc
microbiology
storage temp.
15-25°C
suitability
molds
yeasts
Analysis Note
Appearance (clearness): clear
Appearance (colour): yellowish-brown
pH-value (25 °C): 6.3 - 6.7
Growth (Staphylococcus aureus ATCC 25923 (WDCM 00034)): good to very good
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Candida albicans ATCC 10231 (WDCM 00054)): good to very good
Growth (Geotrichum candidum DSM 1240): good to very good
Growth (Aspergillus brasiliensis (formerly A. niger) ATCC 16404 (WDCM 00053)): good to very good
Growth (Penicillium commune ATCC 10428): good to very good
Growth (Rhodotorula mucilaginosa DSM 70403): good to very good
Incubation: 7 days; 28 °C; aerobic.
Appearance (colour): yellowish-brown
pH-value (25 °C): 6.3 - 6.7
Growth (Staphylococcus aureus ATCC 25923 (WDCM 00034)): good to very good
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Candida albicans ATCC 10231 (WDCM 00054)): good to very good
Growth (Geotrichum candidum DSM 1240): good to very good
Growth (Aspergillus brasiliensis (formerly A. niger) ATCC 16404 (WDCM 00053)): good to very good
Growth (Penicillium commune ATCC 10428): good to very good
Growth (Rhodotorula mucilaginosa DSM 70403): good to very good
Incubation: 7 days; 28 °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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