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Detection
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TM-9-1300-275-2 Chemical Agents and Decontaminating Procedures Manual
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BLISTER AGENTS
TM 9-1300-275/2
2-2.7.4 DS-2 (Decontaminating Solution No. 2).
2-3.5.4 First-Aid. First-aid treatment is similar to that
This is the recommended decontaminant for small
used for G-agents (para. 2-2.5.4), except that V-agents
quantities of agent because it is a ready-to-use solution
may be removed effectively from the skin by using the
that does not require any mixing. However, it requires
M5 protective ointment.  (Never use M5 protective
relatively large quantities of DS-2 (about 2.4 gallon per
ointment in or around the eyes as it is extremely
pound of agent) to neutralize the agent.  Only one
irritating to the eyes.) Hot soapy water or household
application on the contaminated surface is required.
bleach may also be used for personnel decontamination.
After a 30minute wait, flush off with water and test for
2-3.6 Detection.
any remaining contamination.
Use the chemical detector kit detector tickets and ABC-
M8-VGH detector paper.
a. Wear  protective  gloves  and  mask  when
2-3.7 Decontamination.
handling this solution.
Solutions are listed in order of preference for effective
b. DS-2 will cause a fire upon contact with dry
decontamination in the shortest time.
HTH-HTB or STB.
2-3.7.1 HTH-HTB Solution (Calcium Hypochlorite; High-
c. Do not allow DS-2 to contact the voicemitter-
Test Bleach).
outlet valve in the M17 protective mask.  DS-2 will
a. Prepare a 10-percent concentration by mixing
destroy the mylar in this valve immediately upon
10 pounds of HTH-HTB with 12 gallons of water. Apply
contact.
to contaminated surface and, after a 5-minute wait,
2-2.7.5 Hot Soapy Water. Mix 1 pound of soap with 1
wash it off with water.
Test for any remaining
gallon of water. This solution will decontaminate as long
contamination.
as  suds  are  maintained.
Use  for  personnel
b. Wear a protective mask and gloves during
decontamination.
handling because this solution gives off toxic vapors and
2-3 NERVE AGENT (V-Series).
will burn the skin.
2-3.1 Symbol VX.
c. HTH-HTB solution is corrosive to most metals
2-3.2 Description.
and will destroy fabrics.
This agent is generally a brown liquid at field purity, is
d. Dry HTH-HTB will cause oil-grease or DS-2 to
slightly thicker than water, and does not evaporate
burn on contact.
rapidly. Because of its low volatility, the vapor effect is
2-3.7.2 Commercial or Household Bleach (Sodium
limited, and the duration of effectiveness can be up to 6
Hypochlorite).
days. A persistent, highly-toxic, moderately quick-acting
No mixing is required; use the full-strength solution.
chemical, it causes muscular spasms and, if in the eyes,
Commercial laundry solutions are 10to 14-percent
it may result in death within 1 to 10 minutes.
concentrations. Household brands are 3 to 6-percent.
2-3.3 Use.
They are effective in decontamination of V-agents on
This is a moderately quick-acting casualty agent with a
the skin.  Solutions normally decontaminate V-agents
normally long duration of effectiveness.  It is used in
within 5 minutes after contact.
large-caliber artillery shells, sprays, rockets, and mines.
2-3.7.3 DS-2 (Decontaminating Solution No. 2).
2-3.4 Characteristics.
This is the recommended decontaminant for small
a. Boiling point is 572 .
F
quantities of agent because it is a ready-to-use solution
b. Freezing point is -38 .
F
that does not require any mixing. However, it requires
c. Duration of effectiveness can be up to 6 days,
relatively large quantities of DS-2 (approx. 1.2 gal per lb
depending upon conditions and contamination density.
of agent) to neutralize the agent. Only one application
d. Additional details on VX are outlined in FM 3-
on the contaminated surface is required.  After a 30-
10B, classified CONFIDENTIAL.
minute wait, flush off with water and test for any
remaining contamination.
2-3.5 Safety Precautions.
2-3.5.1 Portal of Entry Into Body. By liquid contact with
a. Wear  protective  gloves  and  mask  when
the skin or through any body opening.
handling this solution.
2-3.5.2  Protection Required.  A protective mask and
b. Do not allow DS-2 to contact the voicemitter
impermeable protective clothing.
outlet valve in the M17 protective mask.  DS-2 will
2-3.5.3 Symptoms. In liquid or droplet form, VX affects
destroy the mylar in this valve immediately upon
the body in a manner similar to that of G-agents
contact.
absorbed through the skin (para. 2-2.5.3)..
7

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