D Analyze Samples with a Total Surface Area of 1.0
m2 or Less
U
SING
G
LASS
B
EADS AND
F
ILLER
R
ODS
This method may further improve results, depending on the sample material being analyzed.
1. After determining and loading the amount of glass beads to use, insert a filler rod into the
balance tube.
2. Insert a filler rod into the sample tube. Ensure that the filler rods are equidistant from the top
of each tube. If they are not, add or remove sample until they are the same distance from
the top of the tube.
3. If using bulbous sample tubes, use the same size filler rod as used in the balance tube.
4. Attach the sample tube to the analysis port and the balance tube to the balance port.
5. Prepare the analysis Dewar and place it on the elevator.
6. Close the sample compartment door and start the analysis.
D - 4
Gemini VII Keypad Operator Manual
239-42801-01 (Rev E) — July 2021
