Anaerotest® for microbiology, 50 strips

R669.21

Items in stock, allow 5-7 working days delivery period within South Africa and 7-10 working days for orders within Southern Africa

24 in stock (can be backordered)

SKU: ZA.001.998 Categories: , ,

Description

General description

Anaerotest strips are designed to indicate an anaerobic atmosphere via a color change on the test strip reaction zone. An anaerobic atmosphere favors the growth of anaerobic bacteria, and this strip can indicate the absence/presence of oxygen in the environment. The methylene blue dye in the absence of oxygen undergoes a chemical reduction reaction and turns colorless thereby, indicating a total anaerobic atmosphere. The reaction zone on the test strip returns to normal (blue color) upon re-introduction of oxygen in the environment.

Application

Anaerotest strips are used to determine an anaerobic atmosphere. The absence or presence of oxygen is indicated by a color change in the reaction zone of the strip.

Mode of Action
The blue oxidized form of the dye methylene blue is converted in oxygen-free (anaerobic) medium into the (colourlesss) leucomethylene blue. In the presence of oxygen the reduced leucobase passes again into the oxidized form (blue).


Typical Composition
Methylene blue – Reducing agent – Stabilizer.


Experimental Procedure
The indicator is used together with Anaerocult® A in the anaerobic jar, with Anaerocult® A mini (SKU:ZA.001.992) for 1-4 Petridishes and with Anaerocult® P (ZA.001.994) using just one Petridish. Anaerocult® IS is placed in the special incubation bag together with the agar identification system or 1-2 microtitre plates and the anaerobiosis indicator Anaerotest®. Of course Anaerotest® can also be used with other anaerobiosis systems.


See also General Instruction of Use.
Moisten the reaction zone with one drop of distilled water and put Anaerotest® into the anaerobic jar.
When using Anaerocult®, Anaerocult® IS, Anaerocult® A mini and
Anaerocult® P draw exact instructions from the respective package inserts.


Evaluation
In an anaerobic atmosphere the reaction zone is decolourized
after 4-6 hours (change of colour from blue to white).

Stability
See expiry date.


Storage
Store dry and tightly closed.
Store at +15°C to +25°C.
Only remove the number of sticks required at the time!
Do not touch the reaction zones of the test sticks!
Close containers tightly again at once!

Additional information

Weight 0.3 kg

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