General characteristics of chemical protective clothing( FFH-1 & FFH-3):
Fire fighting chemical protective clothing is specially designed for fighters to protect themselves from being damaged by chemical substances when in fire spot or in accident spot.
Requirement of main technical:
Acid resistance: It soak in 80% H2SO4, 60% HNO3, 30%HCl, for 60 min, it is not permeated.
Alkali resistance: It soak in 6.1 mol/L NaOH for 60 min, it is not permeated.
Combustion resistance:
Time combustion of fire: ≤ 2s
Time combustion of non-fire: ≤10s
Burns long : ≤ 10 cm
Overall weight: ≤ 5kg
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