86455

Tergitol^™-7 Agar

suitable for microbiology, NutriSelect^® Plus

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

Properties

• 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

Description

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

Safety Information

• 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