Gassner Agar
SIAL/48716 - suitable for microbiology, NutriSelect® Basic
Synonym: Water Blue Metachrome-yellow Lactose Agar according to Gassner
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 48716-500G-F
| application(s) | agriculture bioburden testing environmental food and beverages |
| microbiology | |
| composition | agar, 13 g/L |
| lactose, 43 g/L | |
| metachrome yellow, 1.25 g/L | |
| peptone, 14 g/L | |
| sodium chloride, 5 g/L | |
| water blue, 0.62 g/L | |
| final pH | 7.2±0.2 (25 °C) |
| form | powder |
| manufacturer/tradename | NutriSelect® Basic |
| Quality Level | 100  |
| shelf life | limited shelf life, expiry date on the label |
| sterility | non-sterile |
| suitability | selective and differential for Escherichia coli |
| selective and differential for coliforms | |
| selective and differential for enterobacteriaceae | |
| technique(s) | microbiological culture: suitable |
| Application: | Selective agar for the detection and isolation of pathogenic Enterobacteriaceae in food and other material according to Gassner. |
| 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: | Dissolve 76.87 g in 1 litre distilled water. Autoclave at 121°C for 15 minutes. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| UNSPSC | 41171609 |