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27048

Christensen′s Urea Agar

suitable for microbiology, NutriSelect® Basic

Synonim(y):

Urea Agar Base acc. to Christensen, Urea Test Agar

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Do Państwa/SKUDostępnośćCena netto
500 g
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947,00 zł

Informacje o tej pozycji

NACRES:
NA.74
UNSPSC Code:
41171606

947,00 zł


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Quality Segment

agency

according to GB 4789.4-2016, according to ISO 10273:2017, according to ISO 19250:2010, according to ISO 6579-1:2017

sterility

non-sterile

product line

BioChemika

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 12 g/L , gelatine peptone, 1 g/L , D(+)-glucose, 1 g/L , phenol red, 0.012 g/L , potassium dihydrogen phosphate, 2 g/L , sodium chloride, 5 g/L

manufacturer/tradename

NutriSelect® Basic

technique(s)

microbe id | specific enzyme detection: suitable, microbiological culture: suitable

final pH

6.7±0.2 (25 °C)

application(s)

clinical testing
environmental
food and beverages, microbiology

suitability

nonselective and differential for Enterobacter spp., nonselective and differential for Escherichia coli, nonselective and differential for Klebsiella spp., nonselective and differential for Proteus spp., nonselective and differential for Yersinia spp., nonselective and differential for coliforms

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).

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.

Other Notes

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.
Screening of enteric pathogens from stool specimens[1][2]

Legal Information

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

Disclaimer

This product will be discontinued in the near future; however, stock is still available. The recommended replacement product is 1.08492 - Urea agar (Base) acc. CHRISTENSEN
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technique(s)

microbe id | specific enzyme detection: suitable, microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbe id | utilization test: suitable

form

powder

form

powder

form

powder

form

powder

suitability

nonselective and differential for Enterobacter spp., nonselective and differential for Klebsiella spp., nonselective and differential for Yersinia spp., nonselective and differential for Escherichia coli, nonselective and differential for coliforms, nonselective and differential for Proteus spp.

suitability

Enterococcus spp., selective and differential for Streptococcus spp.

suitability

nonselective for Bacillus spp., nonselective for Enterococcus spp., nonselective for Escherichia coli, nonselective for Lactococcus spp., nonselective for Staphylococcus spp., nonselective for Streptococcus spp., nonselective for bacteria (General Media), nonselective for coliforms

suitability

Citrobacter spp., Neisseria spp., Proteus spp., Serratia spp., Shigella spp., Streptococcus spp., nonselective and differential for Bacillus cereus, nonselective and differential for Bacillus spp., nonselective and differential for Enterobacter spp., nonselective and differential for Escherichia coli, nonselective and differential for Klebsiella spp., nonselective and differential for Salmonella spp., nonselective and differential for coliforms, nonselective and differential for enterobacteriaceae

agency

according to GB 4789.4-2016, according to ISO 19250:2010, according to ISO 10273:2017, according to ISO 6579-1:2017

agency

according to ISO 7899

agency

APHA, according to GB 4789.2-2016, according to ISO 17410

agency

according to ISO 21258-1:2017

composition

agar, 12 g/L , D(+)-glucose, 1 g/L , potassium dihydrogen phosphate, 2 g/L , gelatine peptone, 1 g/L , sodium chloride, 5 g/L , phenol red, 0.012 g/L

composition

agar, 10 g/L , disodium hydrogen phosphate monohydrate, 4 g/L , D(+)-glucose, 2 g/L , sodium azide, 0.4 g/L , 2,3,5-triphenyltetrazolium chloride, 0.1 g/L , tryptose, 20 g/L , yeast extract, 5 g/L

composition

agar, 15 g/L , casein enzymic hydrolysate, 5 g/L , dextrose, 1 g/L , yeast extract, 2.5 g/L

composition

Agar, 15.0 g/L , Brom cresol purple, 0.015 g/L , Casein enzymic hydrolysate, 10.0 g/L , Glucose, 10.0 g/L , Sodium chloride, 5.0 g/L , Yeast extract, 1.5 g/L

application(s)

clinical testing
environmental
food and beverages, microbiology

application(s)

bioburden testing
clinical testing
environmental
food and beverages
water monitoring, microbiology

application(s)

agriculture
bioburden testing
environmental
food and beverages
microbiology
water monitoring

application(s)

agriculture
clinical testing
environmental
food and beverages, microbiology


Klasa składowania

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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