1.01295
Coliforms 50
ReadyCult®, granular, sterile; γ-irradiated, for coliforms, pkg of 20 Tests
别名:
Bacterial monitoring, Pathogen detection
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关于此项目
NACRES:
NA.74
UNSPSC Code:
41106212
Manufacturer/tradename:
ReadyCult®
Ph:
6.6-7.0 (25 °C, 17 g/L in H2O)
Form:
granular
Suitability:
Escherichia coli, coliforms
Application(s):
food and beverages
microbiology
microbiology
sterility
sterile; γ-irradiated
Quality Segment
form
granular
manufacturer/tradename
ReadyCult®
packaging
pkg of 20 Tests
technique(s)
microbiological culture: suitable
color
yellowish
pH
6.6-7.0 (25 °C, 17 g/L in H2O)
solubility
17 g/L
application(s)
food and beverages
microbiology
storage temp.
15-25°C
suitability
Escherichia coli, coliforms
General description
Coliforms 50 is a granular, sterile, and ɣ-irradiated microbiological culture medium designed for the detection of coliforms and Escherichia coli in 50 ml water samples.
Application
Coliforms 50 is used for the detection of coliforms and E. coli in water and beverage samples, as well as for microbiological culture testing for environmental and industrial monitoring.
Analysis Note
Appearance
- clearness:
clear
- colour: yellowish
pH-value (25 °C): 6.6 - 7.0
Inoculum on reference medium
- Escherichia coli ATCC 11775 (WDCM 00090):
10 - 100
- Citrobacter freundii ATCC 8090: 10 - 100
- Klebsiella pneumoniae ATCC 31488: 10 - 100
- Salmonella typhimurium ATCC 14028 (WDCM 00031): 10 - 100
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): ≥ 1000
Growth
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: +
- Klebsiella pneumoniae ATCC 31488: +
- Salmonella typhimurium ATCC 14028 (WDCM 00031): +
colour change to blue-green
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: +
- Klebsiella pneumoniae ATCC 31488: +
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): -
Fluorescence
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: -
- Klebsiella pneumoniae ATCC 31488: -
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): -
Indole formation
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: -
- Klebsiella pneumoniae ATCC 31488: -
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
Incubation: 24 hrs.; 35 °C; aerobic.
- clearness:
clear
- colour: yellowish
pH-value (25 °C): 6.6 - 7.0
Inoculum on reference medium
- Escherichia coli ATCC 11775 (WDCM 00090):
10 - 100
- Citrobacter freundii ATCC 8090: 10 - 100
- Klebsiella pneumoniae ATCC 31488: 10 - 100
- Salmonella typhimurium ATCC 14028 (WDCM 00031): 10 - 100
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): ≥ 1000
Growth
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: +
- Klebsiella pneumoniae ATCC 31488: +
- Salmonella typhimurium ATCC 14028 (WDCM 00031): +
colour change to blue-green
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: +
- Klebsiella pneumoniae ATCC 31488: +
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): -
Fluorescence
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: -
- Klebsiella pneumoniae ATCC 31488: -
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
- Pseudomonas aeruginosa ATCC 10145 (WDCM 00024): -
Indole formation
- Escherichia coli ATCC 11775 (WDCM 00090):
+
- Citrobacter freundii ATCC 8090: -
- Klebsiella pneumoniae ATCC 31488: -
- Salmonella typhimurium ATCC 14028 (WDCM 00031): -
Incubation: 24 hrs.; 35 °C; aerobic.
Legal Information
READYCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
存储类别
11 - Combustible Solids
wgk
WGK 2