Sample Preparation VacPrep 061
2-22 Feb 2013
6. Insert the stopper loosely into the sample tube. The stopper helps prevent cool moist air
and dust from entering the tube, but it must be inserted loosely to allow a path for the
escaping gas.
The end of the gas delivery tube may be hot enough to cause burns if it was stored in
a heating station instead of a cooling station. Wear the cotton gloves supplied in the
accessories kit and handle the gas delivery tube carefully to avoid burns.
It is unnecessary to use a stopper with sample tubes having an inside diameter of only
5 mm (0.2 in.).
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