Properties
Quality level: 200
Form
medium granules (dehydrated (DCM))
Application(s)
- microbiological culture: adequate
- microbiology: adequate
pH
7.2-7.6 (25 ° C, 55.2 g / L in H2O)
Solubility: 55.2 g / L
Featured Industry: Pharmacist
Storage temperature.: 15-25 ° C
Suitability: Salmonella spp.
Description
Analysis note
- Appearance (clarity): clear
- Appearance (colour): red
- pH value (25 ° C): 7.2 – 7.6
- Typical composition (g / liter): yeast extract 3.0; Sodium chloride 5.0; D (+) – xylose 3.5; Lactose 7.5; Sucrose 7.5; L (+) – Lysine 5.0; Sodium deoxycholate 2.5; Sodium thiosulfate 6.8; Ammonium iron (III) citrate 0.8; Phenol Red 0.08; Agar-agar 13.5.
- Growth promotion test according to the harmonized method of EP, USP and JP.
- Inoculum in reference medium (Salmonella typhimurium ATCC 14028 (WDCM 00031)): 10 – 100
- Inoculum in reference medium (Salmonella Abony NCTC 6017): 10 – 100
- Colony count (Salmonella typhimurium ATCC 14028 (WDCM 00031)):
- Colony count (Salmonella Abony NCTC 6017):
- Recovery in test medium (Salmonella typhimurium ATCC 14028 (WDCM 00031)): ≥ 50%
- Recovery in test medium (Salmonella Abony NCTC 6017): ≥ 50%
- Colony colour (Salmonella typhimurium ATCC 14028 (WDCM 00031)): red
- Colony Color (Salmonella Abony NCTC 6017): Red
- Black centre (Salmonella typhimurium ATCC 14028 (WDCM 00031)): +
- Black Center (Salmonella Abony NCTC 6017): +
- Growth (Escherichia coli ATCC 8739 (WDCM 00012)): none to very good
- Colony colour (Escherichia coli ATCC 8739 (WDCM 00012)): yellow
- Medium colour (Escherichia coli ATCC 8739 (WDCM 00012)): yellow
- Precipitate (Escherichia coli ATCC 8739 (WDCM 00012)): +
- Incubation: Salmonella 18 hrs .; 30-35 ° C; E. coli up to 48 hours
- The information above is current at the time of publication and is subject to change without notice (except for customers who have a change control agreement with our company). The information/format can be altered at any time and in any way if the internal affairs of the company or the Standard Regulations say so.
Note
We offer two types of media: GranuCult® Premium Granulate and cost-effective NutriSelect® Powder Culture Medium, depending on your needs. The basic, plus or prime designations are added to indicate the level of quality control, from basic quality control to standard quality control plus to prioritize for full regulatory compliance.
Legal information
- GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
- NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany