Micromeritics TriStar II 3020 Operator's Manual page 50

Preparing for Analysis
4. Fill the sample tubes with warm water and place them in the ultrasonic cleaning unit. Then place
the filler rods in the unit. Turn on the ultrasonic cleaning unit for approximately fifteen minutes.
5. Use rubber gloves to ensure no oils or residue are transferred to the clean tubes and filler rods and
remove the sample tubes and filler rods from the unit.
6. Clean the interior of the sample tubes with the brush supplied with the system.
7. Rinse the sample tubes and filler rods thoroughly with hot water. Then rinse again with isopropyl
alcohol or acetone. If isopropyl alcohol or acetone is not available, deionized water may be used.
8. Stand the sample tubes on the sample tube rack and place the filler rods in a basket or in the rack.
Bake in a vacuum oven for two hours at 110 °C.
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TriStar II 3020
302-42828-01 - Dec 2012