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无菌性
non-sterile
质量水平
表单
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-D-glucuronidase, 0.1 g/L
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
制造商/商品名称
FluoroCult®
NutriSelect® Basic
最终pH
7.2±0.2 (25 °C)
应用
environmental
food and beverages
water monitoring
microbiology
适用性
Escherichia coli
coliforms
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.
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
储存分类代码
12 - Non Combustible Liquids
WGK
WGK 2
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
新产品
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