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2. Protective hood PHOENIX-NGTM
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The protective hood PHOENIX-NGTM appears as a modification of the base model and is intended for use as evacuation means by workers of oil-and-gas industry. Filtering-absorbing system of the PHOENIX-NGTM provides protection from fumes of cyclic and polycyclic organic substances, sulfur-containing organic and non-organic substances and also other poisoning substances of groups A, B, Е, K.
Basic characteristics of PHOENIX-NGTM are presented in таb.3.
Table 3.
|
Group
|
Testing substance
|
Concentration of the test-substance, mg/m3
|
Period of protective action, min., not less
|
Class of protection in accordance with GOST Ð 22.9.09-2005
|
|
Ð
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|
Cyclohexane
|
3000
|
20
|
N/A
|
|
Benzol
|
3000
|
20
|
N/A
|
|
Toluol
|
3000
|
20
|
N/A
|
|
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|
Ethyl mercaptan
|
200
|
20
|
3
|
|
Acrolein
|
120
|
20
|
3
|
|
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|
Chlorine
|
300
|
20
|
3
|
|
Sulphuretted hydrogen
|
700
|
20
|
3
|
|
Hydrogen cyanide
|
50
|
20
|
3
|
|
Е
|
Sulfur dioxide
|
300
|
20
|
2
|
|
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|
Hydrogen chloride
|
300
|
20
|
2
|
|
К
|
Ammonia
|
500
|
20
|
1
|
|
Weight in package, g, no more
|
190
|
|
Volume in package, cm3, no more
|
400
|
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|