Analyzing Samples
38
Agilent 5500 Series FTIR Operation Manual
3
Ensure that the sample covers the entire surface area of the
diamond crystal.
In the case of a volatile sample, larger amounts of sample can be
applied without concern of leakage or damage to the instrument.
However, using the smallest amount of sample possible will ease
in the cleaning process.
CAUTION
The sample mounting window and accessory window are made from type IIa
synthetic diamond, which is extremely chemically-resistant. However, it is still
possible the diamond or metal mounting plate can be damaged by extreme
samples. Only measure samples with a pH between 1 and 14. Do not leave
extremely acidic samples on the metal mounting plate for an extended time.
CAUTION
Although diamond is a very hard material, the ATR window is relatively thin and
can crack under extreme pressure conditions. Ensure that the sample makes
contact with the entire surface area of the diamond and not just a point within
the diamond. Avoid the use of the sample press on samples that may be sharp or
pointed.
CAUTION
Do not open your system and attempt to clean interior surfaces. Opening your
system will void the warranty.
4
If the sample is a liquid or paste, the sample press does not need
to be used at all. In this case, you are now ready to proceed with
the analysis.
NOTE
Only liquid or paste samples should be used with the triple and nine reflection
ATR accessory.
Summary of Contents for 5500a
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