The numbers printed on each ampoule and on the back. of
the Lewisite Tablet Marking Pad are sequence numbers. They
help indicate the order in which the different tests are
On the other side of the samplers are references to the
instructions provided and color indicators. The indicators
show what colors the test spots should be, if different
the test spots should be, if no Chemical Agent is present.
The indicators can be matched against the colors appearing
on the test spots to determine if a safe or dangerous
M256A1 Preventive Maintenance.
to service the kit by doing before, during, and after use preventive
a. Inspection Before Use.
Steps should be performed in order as listed.
Inspect the carrying case on top for the expiration date.
If the date
has expired, replace the kit.
Waist and Shoulder Straps.
Pull on the straps to see if they come apart. If the straps break,
replace the kit. Move the good sampler to another kit.
H8 Chemical Agent Detector Paper.
Check to verify that M8 Chemical Agent Detector Paper is present. If
missing or less than five sheets, replace M8 Chemical Agent Detector
Sampler Discard Date.
Check the discard date on protective bag.
If discard date has passed,
replace with new sampler.