Würze-Agar (WÜA)

Shorthand symbol: WÜA
Item number: 40-1210
Format: Petri dish, 90mm
Colour: Yellowish brown
Storage conditions: Light protected at constant temperature at 15-22 °C
Shelf-life: 3 Months
pH: 5.0 ± 0.2
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Intented use and fields of application

For the cultivation, isolation and fortification of mushrooms and yeasts. The bacterial accompanying flora is slightly suppressed by the low pH of 5.0. The wort agar can be inoculated by the petri dish casting or spatula method. Further steps depend on the purpose.

Typical composition in g/l

in g per 1l Nutrient medium
Meat Peptone0.75
Malts extract15.0
Potassium dihydrogen phosphate0.75
Ammonium chloride1.0
*Adjusted as required to meet performance standards

Microbiological quality control


(Incubation conditions: upto 7 days at 28°C, Inoculum concentration: 80 - 120 CFU)

OrganismTest strainSpecificationComments
Candida albicansATCC 10231 / WDCM 00054 / DSM 1386≥ 50 %
Aspergillus brasiliensisATCC 16404 / WCDM 00053 / DSM 1988≥ 50 %

Microbial Contamination

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

No microbial contamination

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