09136

Tryptophan-Bouillon

suitable for microbiology, NutriSelect^® Plus

• Synonym(e): Trypton/Tryptophan-Medium
• UNSPSC-Code: 41171607
• NACRES: NA.85

Eigenschaften

• Agentur: according to ISO 10273:2017; according to ISO 16654:2001; according to ISO 6579-1:2017
• Qualitätsniveau: 200
• Sterilität: non-sterile
• Form: powder
• Haltbarkeit: limited shelf life, expiry date on the label
• Zusammensetzung: casein enzymic hydrolysate, 10.0 g/L ; sodium chloride, 5.0 g/L ; DL-tryptophan, 1.0 g/L
• Hersteller/Markenname: NutriSelect^® Plus
• pH-Endwert: 7.5±0.2 (25 °C)
• Anwendung(en): environmental; food and beverages; water monitoring; microbiology
• Eignung: Escherichia coli; coliforms

Beschreibung

Anwendung

Mit diesem Medium kann der Indol-Test durchgeführt werden, um E. coli in Wasser gem. EN IS0 9308-1:2000 nachzuweisen.

Angaben zur Herstellung

Dissolve 16g Tryptophan Broth in one liter water by heating. Dispense 3 ml per test tube. Close the tubes with cotton plugs, plastic or metal caps. Autoclave for 15 min at 121 ± 3°C.

Fußnote

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.

Rechtliche Hinweise

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

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

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1