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W2261

Millipore

WL nutrient broth

suitable for microbiology, NutriSelect® Plus

Synonyme(s) :

Wallerstein Laboratory Nutrient Broth

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About This Item

Code UNSPSC :
41171607
Nomenclature NACRES :
NA.85

Stérilité

non-sterile

Niveau de qualité

200

Forme

powder

Durée de conservation

limited shelf life, expiry date on the label

Fabricant/nom de marque

NutriSelect® Plus

Technique(s)

microbiological culture: suitable

pH final

5.5±0.2 (25 °C)

Application(s)

bioburden testing
food and beverages
microbiology

Adéquation

selective for Candida spp.
selective for Escherichia coli
selective for Lactobacillus spp.
selective for Pichia spp.
selective for Proteus spp.
selective for Saccharomyces spp.
selective for Zygosaccharomyces spp.
selective for coliforms

Application

Recommended for the cultivation of bacteria encountered in breweries and industrial fermentations.

Composants

Ingredients (g/L)
Casein enzymatic hydrolysate, 5.00
Yeast extract, 4.00
Dextrose, 50.00
Monopotassium phosphate, 0.55
Potassium chloride, 0.425
Calcium chloride, 0.125
Manganese sulfate, 0.125
Ferric chloride, 0.0025
Manganese sulfate, 0.0025
Bromocresol green, 0.022

Notes préparatoires

Suspend 60.25 g of WL Nutrient Broth in 1000 ml of distilled water. Boil to dissolve the medium completely. Sterilize by autoclaving at 15 lbs. pressure (121°C) for 15 minutes. If desired to obtain a pH of 6.5 add a 1% solution of sodium bicarbonate (Cat. No. 71627).

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

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)

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Certificats d'analyse (COA)

Lot/Batch Number
BCBX4269
BCBW1158
BCBV4178
BCBR7665V
BCBN3867V

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