Another method of nonintru- sive sampling of the container is to connect a magnetic latch to the air vent and sample the air at a flow rate of 1000L / min .
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Each container typically has two air vents , one on the side of the door and one at the back .
Soak Time in the Container
After placing the wet filter in the container , air samples were withdrawn with the handheld sampler at various intervals .
Outside temperature North of Toronto was relatively cool varying from the morning at 10oC to 15oC in the late after- noon .
The test continued the next day and the data of the measure- ments as a function of soak time are plotted in Figure 3 be- low for CWA simulants DPGME
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