产品说明
应用
This medium is particularly suited for the enrichment and determination of the titre of coliform bacteria in the bacteriological analysis of water. E. coli shows a positive fluorescence under UV light (366 nm). A positive indole reaction is made for confirmation.
制备说明
Suspend 36.1 g/litre or 72.2 g/litre, dispense into test tubes fitted with DURHAM tubes, autoclave (15 min at 121° C).
附注
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.
法律信息
FLUOROCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
产品性质
| 质量水平 | 100 |
| 无菌性 | non-sterile |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| 组成 | bromocresol purple, 0.02 g/L lactose, 10.0 g/L 4-methylumbelliferyl-β- peptone from casein, 17.0 g/L peptone from soya, 3.0 g/L sodium chloride, 5.0 g/L tryptophan, 1.0 g/L |
| manufacturer/tradename | FluoroCult® NutriSelect® Basic |
| 最终pH | 7.2±0.2 (25 ℃) |
| application(s) | environmental food and beverages water monitoring microbiology |
| 适用性 | Escherichia coli coliforms |
安全信息
| 储存分类代码 | 12 - Non Combustible Liquids |
| WGK | WGK 2 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
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