69964

MRS Agar

NutriSelect^® Basic, powder, nonselective for Lactobacillus Spp., pack of 500 g

• Synonyme(s) : Lactobacillus Agar according to DeMan, Rogosa and Sharpe
• Code UNSPSC : 41171605
• Nomenclature NACRES : NA.74

Propriétés

• Stérilité: non-sterile
• Niveau de qualité: 100
• Forme: powder
• Durée de conservation: limited shelf life, expiry date on the label
• Composition: agar, 12 g/L ; dipotassium hydrogen phosphate, 2 g/L ; D(+)-glucose, 20 g/L ; magnesium sulfate (equivalent to 0.2 g/lheptahydrate), 0.1 g/L ; manganous sulfate monhydrate, 0.05 g/L ; meat extract, 5 g/L ; sodium acetate, 5 g/L ; triammonium citrate, 2 g/L ; universal peptone, 10 g/L ; yeast extract, 5 g/L
• Conditionnement: pack of 500 g
• Fabricant/nom de marque: NutriSelect^® Basic
• Technique(s): microbiological culture: suitable
• pH final: 6.5±0.2 (25 °C)
• Application(s): agriculture; bioburden testing; environmental; food and beverages; microbiology
• Adéquation: nonselective for Lactobacillus Spp.; selective by low pH for Bifidobacterium spp.

Description

Application

For the enrichment, cultivation and isolation of all species of Lactobacillus from all types of material

Notes préparatoires

Suspend 61.15 g in 1000 ml distilled water containing 1 ml polysorbate 80 (TWEEN^® 80; Sigma P8074). Boil to dissolve the medium completely and mix thoroughly. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. If necessary adjust the pH with glacial acetic acid after sterilization.

Note de bas de page

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.

Informations légales

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

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

TWEEN is a registered trademark of Croda International PLC

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)