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4.
Sampling
The following sampling workflows are recommended for TD applications, where the
pump has been calibrated before use as described in Section 3.
4.1
Personal/workplace monitoring
■
Uncap your pre-conditioned TD tube for sampling, using the CapLok tool
provided.
■
Place the pump, ⅛" tubing, appropriate adapter and sample tube on the worker
as shown (Figure 4A), ensuring the sampling arrow on the TD tube is pointing
towards the pump. The tube can be held in position with a penclip (part no.
).
C-CL010
■
Turn on the pump using the flat-bladed screwdriver provided (Figure 4B) and
leave to sample for a given time. Be aware that different analytes will have
different retention volumes on a given sorbent.
After the sampling period has passed, turn off the pump (Figure 4C) and record
■
the sample time. This is displayed on the ACTI-VOC in minutes to the nearest
0.01 minutes.
A
Figure 4: Using ACTI-VOC for personal monitoring
Page 12
B
QUI-1086
C
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