Christensens Urea Agar, for microbiology

Code: 27048-500G-F D2-231

Application

For the differentiation of urea-metabolizing microorganisms. Weak urease producers such as klebsiella, enterobacter etc. can also be differentiated. Yersinia pseu...


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€179.00 EACH
€220.17 inc. VAT
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Application

For the differentiation of urea-metabolizing microorganisms. Weak urease producers such as klebsiella, enterobacter etc. can also be differentiated. Yersinia pseudotuberculosis (urea positive) from Yersinia pestis (urea negative) acc. to Thal and Chen (1955).

Footnote

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

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

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

Other Notes

Screening of enteric pathogens from stool specimens

Preparation Note

Dissolve 21 g in 950 ml distilled water. Sterilize by autoclaving at 121°C for 15 minutes. After cooling to 50°C, add aseptically 50ml (10 vials) sterile filtered 40% urea solution (Cat. No. 08582) and let cool as slants.

agencyaccording to ISO 10273:2017, according to ISO 19250:2010, according to GB 4789.4-2016, according to ISO 6579-1:2017
application(s)microbiology, clinical testingenvironmentalfood and beverages
compositionpotassium dihydrogen phosphate, 2 g/L, sodium chloride, 5 g/L, D(+)-glucose, 1 g/L, agar, 12 g/L, phenol red, 0.012 g/L, gelatine peptone, 1 g/L
final pH6.8±0.2 (25 °C)
formpowder
manufacturer/tradenameNutriSelect® Basic
product lineBioChemika
Quality Level200
shelf lifelimited shelf life, expiry date on the label
sterilitynon-sterile
suitabilitynonselective and differential for coliforms, nonselective and differential for Proteus spp., nonselective and differential for Klebsiella spp., nonselective and differential for Escherichia coli, nonselective and differential for Enterobacter spp., nonselective and differential for Yersinia spp.
technique(s)microbiological culture: suitable, microbe id | specific enzyme detection: suitable
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