5 Perform an Analysis
D
EGAS THE
S
AMPLE
If using the Smart VacPrep degasser, go to
Smart VacPrep > Unit [n] >
Start Degas
, then degas the sample using menu commands and
information entered on the
Degas Conditions
tab. The Smart VacPrep
Operator Manual can be found on the Micromeritics web page
(
).
After the sample has been weighed, use a degassing unit to remove any contaminants which may
have adsorbed to the surface or pores. Appropriate degassing units are available from
Micromeritics.
After degassing is complete, perform the following steps:
1. Weigh the sample tube set containing the sample. Record the mass on the
Worksheet for Gas Adsorption on page E - 2
as
Mass of Sample tube set plus sample
(After Degas)
.
2. Subtract the
Mass of empty sample tube set (Before Degas)
from the
Mass of Sample tube
set plus sample (After Degas)
to obtain the sample’s mass. Record this value as
Mass of
sample (After Degas)
.
5 - 8
Gemini VII Operator Manual
239-42828-01 (Rev H ) — May 2021
Summary of Contents for GEMINI VII
Page 1: ...OPERATOR MANUAL 239 42828 01 May 2021 Rev H GEMINI VII SURFACE AREA ANALYZER ...
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Page 126: ...6 About Reports SAMPLE LOG REPORT 6 34 Gemini VII Operator Manual 239 42828 01 Rev H May 2021 ...
Page 127: ...T PLOT REPORT t Plot Report Gemini VII Operator Manual 239 42828 01 Rev H May 2021 6 35 ...
Page 128: ...6 About Reports VALIDATION REPORT 6 36 Gemini VII Operator Manual 239 42828 01 Rev H May 2021 ...
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