INFICON HAPSITE ER Chemical Identification System - Manual (Page 104)

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HAPSITE ER Operating Manual
8 Sample air away from the point of concern for one minute. Remember to note
the background TIC. See
Figure 3-35 .
Figure 3-35 Background Sampling
9 Hold the probe over the sample of interest for up to 1 minute. A peak may
appear if the compound present is greater than 1 ppm. A compound
identification may also be present on the HAPSITE screen. See
Figure 3-36 .
Figure 3-36 Survey
CAUTION
Do not touch the sample with the probe.
Do not allow liquids to enter the probe.