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form
medium granules (dehydrated (DCM))
Quality Level
manufacturer/tradename
GranuCult®
technique(s)
microbiological culture: suitable
application(s)
food and beverages
microbiology
storage temp.
15-25°C
suitability
aerobic bacteria (total count)
General description
for microbiology
Analysis Note
Appearance (clearness): clear
Appearance (colour): yellowish brown
pH-value (25 °C): 7.0 - 7.4
Solidification behaviour (2 hrs., 40 °C): liquid
Growth (Staphylococcus aureus ATCC 25923 (WDCM 00034)): good to very good
Growth (Streptococcus agalactiae ATCC 13813): fair to good
Growth (Lactococcus lactis spp. lactis ATCC 19435 (WDCM 00016)): fair to good
Growth (Lactobacillus acidophilus ATCC 4356 (WDCM 00098)): poor to good
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): good to very good
Growth (Bacillus cereus ATCC 11778 (WDCM 00001)): good to very good
Incubation: 24 hrs.; 35 °C; aerobic.
Appearance (colour): yellowish brown
pH-value (25 °C): 7.0 - 7.4
Solidification behaviour (2 hrs., 40 °C): liquid
Growth (Staphylococcus aureus ATCC 25923 (WDCM 00034)): good to very good
Growth (Streptococcus agalactiae ATCC 13813): fair to good
Growth (Lactococcus lactis spp. lactis ATCC 19435 (WDCM 00016)): fair to good
Growth (Lactobacillus acidophilus ATCC 4356 (WDCM 00098)): poor to good
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): good to very good
Growth (Bacillus cereus ATCC 11778 (WDCM 00001)): good to very good
Incubation: 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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