68109

Nickels and Leesment ChromoSelect Medium

NutriSelect^® Plus, suitable for microbiology

• Sinónimos: Nickels and Leesment Medium + X-gal
• Código UNSPSC: 41171606
• NACRES: NA.85

Propiedades

• esterilidad: non-sterile
• Nivel de calidad: 200
• formulario: powder
• caducidad: limited shelf life, expiry date on the label
• composición: 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
• fabricante / nombre comercial: NutriSelect^® Plus
• pH final: 6.65±0.05 (25 °C)
• aplicaciones: bioburden testing; environmental; food and beverages; microbiology
• temp. de almacenamiento: 2-8°C
• idoneidad: Lactococcus spp.; Leuconostoc spp.

Descripción

Aplicación

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

Nota de preparación

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).

Nota al pie de página

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.

Información legal

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

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

Información de seguridad

• Código de clase de almacenamiento: 11 - Combustible Solids
• Clase de riesgo para el agua (WGK): WGK 3
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable