68109

Nickels and Leesment ChromoSelect Medium

NutriSelect^® Plus, suitable for microbiology

• Synonim(y): Nickels and Leesment Medium + X-gal
• Kod UNSPSC: 41171606
• NACRES: NA.85

Właściwości

• sterylność: non-sterile
• Poziom jakości: 200
• Postać: powder
• okres trwałości: limited shelf life, expiry date on the label
• skład: agar, 15.0 g/L ; calcium lactate pentahydrate, 8.0 g/L ; carboxymethyl cellulose (CMC), 0.40 g/L ; casein enzymic hdrolysate, 18.0 g/L ; chromogenic substrate (X-gal), 0.20 g/L ; gelatine, 2.25 g/L ; glucose, 4.5 g/L ; lactose, 4.5 g/L ; sodium chloride, 3.6 g/L ; tricalcium dicitrate tetrahydrate, 6.65 g/L ; trisodium citrate dihydrate, 1.8 g/L ; yeast extract, 4.5 g/L
• producent / nazwa handlowa: NutriSelect^® Plus
• pH końcowe: 6.65±0.05 (25 °C)
• Zastosowanie: bioburden testing; environmental; food and beverages; microbiology
• temp. przechowywania: 2-8°C
• przydatność: Lactococcus spp.; Leuconostoc spp.

Opis

Zastosowanie

Nickels and Leesment ChromoSelect Medium is used for the enumeration of citrate-fermenting lactic acid bacteria from milk, milk products and mesophilic starter cultures.

Uwaga dotycząca przygotowania

Supplement:
2 vl/L of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952).

Suspend 66.0 grams of dehydrated medium in 1000 ml distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. If desired, add rehydrated contents of 2 vials of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952).

Przypis

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.

Informacje prawne

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

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

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 11 - Combustible Solids
• Klasa zagrożenia wodnego (WGK): WGK 3
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable