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3.2.2 Setting up the Instrument
Following the same procedure described above (topic 3.1.2 – page 27), consider the following
adaptations and additional procedures for the aerobic setup:
-
In Step 3, before fixing each reactor according to the illustration provided, attach the
Gas Absorption Attachment (GAA) to the reactor and add the NaOH solution with pH
indicator as described below*:
* Illustration using the previous GAA unit. Same procedure for the new configuration.
NOTE: Make sure that the GAA is very well attached to the reactor in order to avoid gas
leakage.
-
Fill up the gas bag using an oxygen cylinder equipped with a pressure regulator.
35
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