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86455

Millipore

Tergitol™-7 Agar

suitable for microbiology, NutriSelect® Plus

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About This Item

MDL number:
MFCD00148601
UNSPSC Code:
41171606
NACRES:
NA.85

sterility

non-sterile

Quality Level

200

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 15 g/L
bromothymol blue, 0.025 g/L
lactose, 10 g/L
peptone, 5 g/L
sodium heptadecyl sulfate, 0.1 g/L (produced by Union Carbide)
yeast extract, 3 g/L

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

~6.9 (37 °C)

application(s)

agriculture
bioburden testing
environmental
food and beverages
water monitoring
microbiology

suitability

selective and differential for Enterobacter spp.
selective and differential for Escherichia coli
selective and differential for Klebsiella spp.
selective and differential for Proteus spp.
selective and differential for Salmonella spp.
selective and differential for Shigella spp.
selective and differential for coliforms

Related Categories

Application

Selective medium for the detection of coliform bacteria and for early detection of E. coli in water analysis. For the detection of fecal contamination in foods according to Mossel(1962).

Preparation Note

Dissolve 33.1 g in 1 litre distilled water and sterilize by autoclaving at 121°C for 15 minutes. Cool to 45°C and add 3 ml sterile 1% TTC solution (Cat. No. 17779).Mix till uniform then pour plates.

Other Notes

Detection of fecal contamination of foods; A useful selective bactericidal property of Tergitol-7

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

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
TERGITOL is a trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG3228
BCCD5704
BCCC1966
BCBX8501
BCBW0192

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A L Pollard
Science (New York, N.Y.), 103(2687), 758-759 (1946-06-28)
Starch tryptone agar containing 1 : 20,000 Tergitol-7 was successfully sterilized in the Arnold by one 30-minute heating period. Decreasing the concentration to 1 : 30,000 resulted in 4 per cent failures. A concentration of 1 : 20,000 in the
Mossel, D.A.A.
The Journal of Applied Bacteriology, 25, 20-20 (1962)

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