DESCRIZIONE
TERGITOL 1.5% Supplement è un supplemento liquido utilizzato con Tergitol Agar Base (ref. 610184 / 620184). Il terreno completo èutilizzato per il conteggio e l’identificazione di E. coli e batteri coliformi nell’acqua.
CONTENUTO DELLE CONFEZIONI
Ciascuna confezione contiene:
- 4 flaconi di TERGITOL 1.5% Supplement
PRINCIPLE OF THE METHOD
Tergitol NP-7 inhibits the growth of Gram-positive microorganisms, spore forming Gram-negative bacteria and swarming of Proteus spp. favouring the recovery of coliform bacteria.
COMPOSITION (g/l)
Tergitol NP-7 15 g | Deionized Water 1000 ml |
PROCEDURE FOR USE
Aseptically add 7 ml of TERGITOL 1.5% Supplement to 1 litre of Tergitol Agar Base, autoclaved as directed and cooled to 45-50°C. Mix well and pour into sterile Petri dishes.
NOTE: Another supplement, TTC 1% Supplement (ref. 80300 / 80430), is used for the preparation of Tergitol Agar Base and is added aseptically (2.5 ml TTC 1% to 1 litre base medium) after sterilization of the medium.
TECHNIQUE AND REULTS INTERPRETATION
Refer to the technical sheet of the medium being prepared.
QUALITY CONTROL
- Appearance control: Clear to slightly opalescent, colourless viscous liquid
- Microbiological control.
Prepare the medium per label directions. Inoculate the medium with the strains indicated below and incubate at 36 ± 2°C for 21 ± 3 h.
Control strain
Escherichia coli |
WDCM 00179 |
Growth
Good |
Escherichia coli | WDCM 00013 | Good |
Enterobacter aerogenes | WDCM 00175 | Good |
Citrobacter freundii | WDCM 00006 | Good |
Enterococcus faecalis | WDCM 00009 |
Inhibited |
WARNING AND PRECAUTIONS
For professional use only. Operators must be trained and have certain experience in the laboratory methods. Please read the instructions carefully before using this product. Reliability of assay results cannot be guaranteed if there are any deviations from the instructions in this document.
Consult the Safety Data Sheet (SDS) for information regarding hazards and safe handling practices.
STORAGE
2-8°C in its original packaging. Keep away from sources of heat and avoid excessive changes of temperature. Use until the expiry date indicated on the label. Eliminate without using if there are signs of deterioration.
نقد و بررسیها
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