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KING agar B (base) (Dansk Standard)

suitable for microbiology

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medium granules (dehydrated (DCM))

Quality Level




microbe id | metabolite detection: suitable
microbiological culture: suitable


food and beverages

storage temp.



Pseudomonas spp.

General description

for microbiology

Analysis Note

Appearance (clearness): clear
Appearance (colour): yellowish-brown
Solidification behaviour (2 hrs., 45 °C): liquid
pH-value (25 °C): 6.9 - 7.3
Growth (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): good to very good
Growth (Pseudomonas fluorescens ATCC 13525 (WDCM 00115)): good to very good
Growth (Pseudomonas fluorescens ATCC 17397): good to very good
Growth (Aeromonas hydrophila ATCC 7966 (WDCM 00063)): good to very good
Growth (Escherichia coli ATCC 25922 (WDCM 00013)): good to very good
Growth (Enterobacter cloacae ATCC 13047 (WDCM 00083)): good to very good
Yellow-green pigment (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): +
Yellow-green pigment (Pseudomonas fluorescens ATCC 13525 (WDCM 00115)): +
Yellow-green pigment (Pseudomonas fluorescens ATCC 17397): +
Yellow-green pigment (Aeromonas hydrophila ATCC 7966 (WDCM 00063)): -
Yellow-green pigment (Escherichia coli ATCC 25922 (WDCM 00013)): -
Yellow-green pigment (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Fluorescence (Pseudomonas aeruginosa ATCC 27853 (WDCM 00025)): +
Fluorescence (Pseudomonas fluorescens ATCC 13525 (WDCM 00115)): +
Fluorescence (Pseudomonas fluorescens ATCC 17397): +
Fluorescence (Aeromonas hydrophila ATCC 7966 (WDCM 00063)): -
Fluorescence (Escherichia coli ATCC 25922 (WDCM 00013)): -
Fluorescence (Enterobacter cloacae ATCC 13047 (WDCM 00083)): -
Incubation: up to 72 hrs.; 20-25 °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.

Legal Information

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids



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