Use the Sampler.
To avoid test results you cannot trust, open sampler-
detector bag and conduct tests while facing into the wind.
This will prevent vapors from your equipment and clothing
from contaminating the sampler-detector.
Do not let sampler-detector be exposed to heavy rain or
other forms of water. You may not be able to trust the
Do not touch sampler-detector test spots. Dirt and oil
from your gloves will cause results you cannot trust.
a. The procedure for using the sampler is:
Pull off and discard the pull tab to expose the
Lewisite Detecting Tablet (Figure 4-9).
Rub the top half of the white paper side of the
Lewisite Tablet rubbing tab on the Lewisite Detecting
Tablet. Repeat rubbing until a mark is visible (Figure
Prepare Lewisite Detecting Tablet
Hold sampler with test spots or arrow pointing up