Labfors 5 – Version for Microorganisms
Before Fermentation/Cultivation
22 January 2019
Page
135
of
205
Super Safe Sampler
The valve group is connected to the dip tube in the culture vessel by means of a hose.
The valve group is lightly capped with aluminium foil.
Sparger & exit gas cooler
The sparger is equipped with a hose and an inlet air filter.
The exit gas cooler is equipped with a new securely fastened exit gas filter.
Filters & hoses
All filters are clean, dry and lightly capped with aluminium foil.
There are no open hose ends.
All hose transition points are secured with an autoclavable cable tie or hose clamp to prevent them from
slipping.
Hoses on the reagent bottles, for sampling and the gassing system (sparger) are clamped off with hose
clamps.
The exit gas hose is
NOT
clamped off.
The hoses are undamaged; the hose lines show no kinks and are not able to kink.
Sensors
All sensors required are mounted and, if necessary, calibrated.
The antifoam sensor is mounted, set for the correct mounting depth and connected to the correct reagent
bottle.
The temperature sensor of the autoclave is inserted into the pocket for the temperature sensor of the cul-
ture vessel.
pH and pO
2
sensors:
METTLER (analogue): are covered with aluminium foil.
HAMILTON: are
NOT
covered with aluminium foil.
8.1.26 Autoclaving
Before cultivation starts, the culture vessel is autoclaved in accord-
ance with the application in question. The culture vessel can be
autoclaved with or without medium.
Adhere to the following:
Never autoclave the culture vessel dry; see also the chapter
“Moistening/Filling the Culture Vessel”.
Содержание Labfors 5
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