sterility
non-sterile
Quality Segment
form
powder
shelf life
limited shelf life, expiry date on the label
composition
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
manufacturer/tradename
FluoroCult®, NutriSelect® Basic
final pH
7.2±0.2 (25 °C)
application(s)
environmental
food and beverages
water monitoring, microbiology
suitability
Escherichia coli, coliforms
Application
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.
Preparation Note
Suspend 36.1 g/litre or 72.2 g/litre, dispense into test tubes fitted with DURHAM tubes, autoclave (15 min at 121° C).
Other Notes
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.
Legal Information
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
存储类别
12 - Non Combustible Liquids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable