General description
E. coli / Coliform supplement is a mixture of two antibiotics in lyophilized form. Vancomycin inhibits the growth of Gram-positive bacteria. Cefsulodin suppresses the growth of Pseudomonas spp. and Aeromonas spp. This selective supplement can be used in combination with most E. coli / Coliform enrichment media and plating agars.
Application
E. coli / Coliform Selective-Supplement is an additive for the preparation of selective culture media for the detection of E. coli / Coliforms in water, food, and environmental samples.
Compatibility
For use with Chromocult® Coliform Agar (1.10426)
Linkage
Replaces: 1.00898
Analysis Note
Supplement tested in Chromocult Coliform agar art. no. 1.10426.
Recovery on test medium
- Escherichia coli DSM 502:
≥ 70 %
- Citrobacter freundii ATCC 8090: ≥ 70 %
Growth
- Aeromonas hydrophila ATCC 7966 (WDCM 00063):
inhibited
- Pseudomonas aeruginosa ATCC 27853 (WDCM 00025): inhibited
- Bacillus licheniformis ATCC 14580 (WDCM 00068): inhibited
- Staphylococcus aureus ATCC 6538 (WDCM 00032): inhibited
Colony colour
- Escherichia coli DSM 502:
blue
- Citrobacter freundii ATCC 8090: red
Incubation: 24 hrs.; 35 °C; aerobic.
Legal Information
CHROMOCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
- UPC:
- 51284503
- Condition:
- New
- Weight:
- 1.00 Ounces
- HazmatClass:
- No
- WeightUOM:
- LB
- MPN:
- 1008980010
