Information about Protective Masks

File: 950718_2tr57_59_m24.txt
Page: 24
Total Pages: 1

Filename:2tr57_59.m24
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This document is a captured Iraqi military record.
It is provided in its original form to include Iraqi
classification markings (i.e. Top Secret, Secret, etc.). 
These classification markings are NOT U.S. Government markings.
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[Page 57]

	In The Name of God the Merciful and the Compassionate
	Top Secret

	Command
	Chemical Branch, 11th Div.
    	(Supplies Section)
	Number:teg/9A/qaf sad/652
	Date: 8  January 1986


			To: Chemical Company/11
			Subject: Information about Protective Masks

Reference top secret message number 10195 dated 2 October 1985 
from the Chemical Branch Directorate, we are enclosing information 
about the protective capacity of some protective masks filters.  
Please note that most filters are similar in their protective 
capacity, with the exception of the Russian protective mask 
filters.  Please read and disperse to your units.


Attach
(1) Information about protective mask filters


	LT. Colonel Mohamed Hammoud Felaih
	Commander, Chemical Branch, 11th Div.

Furnished copy to:
11th Div. Command: For information. Enclosed is a copy of the 
information
Directorate of the Chemical Branch: For information
Chemical Branch Command, 3rd Corps: For information	


	Top Secret

[Page 58]

	Information about the protective capacity of various protective mask filters
Filter
Agent type
Filter's 
Capacity
Protection Time
Remarks

Korean protective 
mask filter
Chlorbecrine
25 gm
Protective time for filter of chlorbecrine agent with 50 mg/liter 
concentration at 25 degrees centigrade and a 50 % humidity rate is 
18 minutes.


Yugoslav protective 
mask filter
Zarine


Chlorobecrine

Phosgene
10 mg


26 mg

12 mg
Protective time for filter using zarine agent at a 0.1 mg/liter 
concentration is about 24 hours



Protective time for filter against phosgene is about two hours
Filter's capacity for protection against listed agents has been 
calculated based on the following conditions:
Temperature: 20-25 degrees centigrade
Relative humidity: 50%-90%
Breathing rate: 30 liters per minute

German protective 
mask filter
Cyanide hydrogen

Chloride Cyanogen

Chlorobecrine
10 gm


12 gm


16 gm
The filter provides a 2-hour protection against cyanide hydrogen 
against at a 2 mg/liter concentration.

The filter provides a 140 minute protection against the chloride 
cyanogen at a 2 mg/liter concentration.

The filter provides a 3-hour protection against the chlorobecrine 
against at a 5 mg/liter concentration.


Russian protective 
mask filter
Bubble agents



Nerve agents
80-100 gm
Protect time for mustard agent at a 0.3 mg/liter concentration and 
breathing rate of 45 liters per minute is about 98 hours.

Protective time for zarine agent at a 0.1 mg/liter and breathing rate 
of 45 liters per minute is about 29 hours.




[Page 59] 
Filter
Type of Agent
Filter's capacity
Protection Time
Remarks


Phosgene
hydrogen
29 gm
11 gm
Protection time for phosgene agene at a 
0.3/liter concentration and a 45 liter/minute 
breathing rate is about 35 hours.



Cyanine hydrogen






Chloride cyanogen

Protection time for cyanide hydrogen at a 
concentration of 3 plus or minus 0.5 mg/liter 
and a breathing rate of 30 liter/minute is 
more than 50 minutes.

Protection time for chloride cyanogen at a 
concentration of 3 plus or minus 0.5 mg/liter 
and a breathing rate of 30 liter/minute is 
more than 50 minutes.