41932

L-Lysine decarboxylation medium

NutriSelect^® Plus, suitable for microbiology

• Synonym(s): LD medium, Lysine Decarboxylase Broth without Peptone
• UNSPSC Code: 41171606
• NACRES: NA.74

Properties

• Agency: according to GB 4789.40-2016; according to ISO 19250:2010; according to ISO 22964:2017
• Quality Level: 200
• sterility: non-sterile
• form: powder
• shelf life: limited shelf life, expiry date on the label
• composition: bromocresol purple, 0.015 g/L ; dextrose, 1.0 g/L ; L-lysine hydrochloride, 5.0 g/L ; yeast extract, 3.0 g/L
• manufacturer/tradename: NutriSelect^® Plus
• final pH: 6.8±0.2 (25 °C)
• application(s): environmental; food and beverages; microbiology
• suitability: Salmonella spp.; enterobacteriaceae

Description

Application

Lysine Decarboxylase Broth w/o Peptone are used for differentiating Salmonella arizonae from the Bethesda Ballerup group of Enterobacteriaceae.

Preparation Note

Suspend 9.01 grams in 1000 ml distilled water. Heat if necessary to dissolve the medium completely. Dispense 5 ml amount into screw-capped test tubes. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes.

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

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable