17171

Mineral modified Glutamate Broth (Base)

suitable for microbiology, NutriSelect^® Plus

• Code UNSPSC : 41171607
• Nomenclature NACRES : NA.85

Propriétés

• Agence: according to ISO 16649-3:2015
• Niveau de qualité: 200
• Stérilité: non-sterile
• Forme: powder
• Durée de conservation: limited shelf life, expiry date on the label
• Composition: L-arginine, 0.04 g/L ; L-aspartic acid, 0.048 g/L ; bromocresol purple, 0.02 g/L ; calcium chloride, 0.02 g/L ; L-cystine, 0.04 g/L ; dipotassium phosphate, 1.8 g/L ; ferric ammonium citrate, 0.02 g/L ; lactose, 20 g/L ; magnesium sulfate, 0.2 g/L ; nicotinic acid, 0.002 g/L ; pantothenic acid, 0.002 g/L ; sodium formate, 0.5 g/L ; thiamine, 0.002 g/L
• Fabricant/nom de marque: NutriSelect^® Plus
• Technique(s): microbiological culture: suitable
• pH final: 6.7±0.2 (25 °C)
• Application(s): agriculture; agriculture; environmental; food and beverages; water monitoring; microbiology
• Adéquation: nonselective and differential for Escherichia coli; nonselective and differential for coliforms; nonselective and differential for enterobacteriaceae

Description

Application

For the enumeration of coliform bacteria in water and waste water samples.

Notes préparatoires

Suspend 22.7 g of Part A and 12.7 g of Part B in 1 litre distilled water containing 5 g of ammonium chloride. Heat is necessary to dissolve the medium completely. Dispense in tubes containing inverted Durham′s tubes. Sterilize by autoclaving at 115°C for 10 minutes. For single strength medium use 11.35 g of Part A and 6.35 g of Part B in 1 litre distilled water containing 2.5 g ammonium chloride.

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

Informations sur la sécurité

• Code de la classe de stockage: 10 - Combustible liquids
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable