Hefeextrakt-Glucose-Chloramph.-Agar (YGC-Agar) (YGC)


Shorthand symbol: YGC
Item number: 40-1144
Format: Petri Dish, 90mm
Colour: Yellowish, transparent
Storage conditions: Dry, in closed bag, at 4-10°C
Shelf-life: 6 Months
pH: 6.6 ± 0.2 bei 25°C
1144 hefeextrakt glucose chloramphenicol agar ygc xebios
Intented use and fields of application

Teast Extract Glucose Chloramphenicol Agar (YGC Agar) for the detection and enumeration of yeasts and moulds in food stuffs. Chloramphenicol is added to inhibit bacterial growth.


Typical composition in g/l

in g per 1 litre of Nutrient medium
Yeast Extract5
Glucose20
Chloramphenicol0.1
Agar10
*Adjusted as required to meet performance standards


Microbiological quality control

The Microbiological Performance Test is carried out in accordance with the requirements BS EN ISO 11133:2014.


Produktivität

Incubation Conditions: see chart; Inoculum Concentration of Target Organisms: 10 – 100 CFU

OrganismType StrainSpecificationColony morphology
Candida albicans (2-3 days at 30-35°C)ATCC 10231/WDCM 0005450–130 %Whitish colonies
Candida albicans (3-5 days at 20-25°C)ATCC 10231/WDCM 0005450–130 %Whitish coloniesn
Aspergillus brasiliensis (2-3 days at 30-35°C)ATCC 16404/WDCM 0005350–130 %Brown to black conidia on light mycelium
Aspergillus brasiliensis (3-5 days at 20-25°C)ATCC 16404/WDCM 0005350 – 130 %Brown to black conidia on light mycelium


Selectivity

Incubation conditions:24±4 hours at 36±2°C; Inoculum concentration: Target organisms: 10,000–1,000,000 CFU

OrganismType StrainSpecificationColony morphology
Escherichia coliATCC 8739/WDCM 00012Complete inhibition-
Bacillus subtilisATCC 6633/WDCM 00003Complete inhibition-


Microbial Contamination

Incubation conditions: 5–7 days at 20–25°C and 5–7 days at 30–35°C

Specification
No microbial contamination


Documents Productinformation Safty information