Nickels and Leesment ChromoSelect Medium
SIAL/68109 - suitable for microbiology, NutriSelect® Plus
Synonym: Nickels and Leesment Medium + X-gal
Product Type: Chemical
| application(s) | bioburden testing environmental food and beverages |
| microbiology | |
| composition | 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 | |
| final pH | 6.65±0.05 (25 °C) |
| form | powder |
| manufacturer/tradename | NutriSelect® Plus |
| Quality Level | 200  |
| shelf life | limited shelf life, expiry date on the label |
| sterility | non-sterile |
| storage temp. | 2-8°C |
| suitability | Lactococcus spp. |
| Leuconostoc spp. |
| Application: | Nickels and Leesment ChromoSelect Medium is used for the enumeration of citrate-fermenting lactic acid bacteria from milk, milk products and mesophilic starter cultures. |
| 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: | Supplement: 2 vl/L of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952). |
| Preparation Note: | 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). |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | 2-8°C |
| UNSPSC | 41171606 |