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WL nutrient broth

SIAL/W2261 - suitable for microbiology, NutriSelect® Plus

Synonym: Wallerstein Laboratory Nutrient Broth

Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-W2261-500G 500 g
$173.00
1/EA
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application(s) bioburden testing
food and beverages
  microbiology
final pH 5.5±0.2 (25 °C)
form powder
manufacturer/tradename NutriSelect® Plus
Quality Level 200 
shelf life limited shelf life, expiry date on the label
sterility non-sterile
suitability 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
technique(s) microbiological culture: suitable
Application: Recommended for the cultivation of bacteria encountered in breweries and industrial fermentations.
Components: 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
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
Legal Information: NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
Preparation Note: 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).
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
UNSPSC 41171607

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