Karam FFP2 NR D Disposable Welding Respirator with Headband and Exhalation Valve RFH32+OV | Nose Protection

Vital Test	Requirement as per Standard	KARAM Respirator
Particulate Filtering Efficiency	Requirement as per standard- 94%	Exceeds 98%
Breathing Resistance	Inhalation Flow- 30 l/min: Should be less than 0.7 mbar Inhalation Flow- 95 l/min: Should be less than 2.4 mbar Exhalation Flow- 160 l/min: Should be less than 3.0 mbar	0.5 mbar 2.1 mbar 2.6 mbar
Total Inward Leakage	The arithmetic mean of the total inward leakage of at least 8 out of 10 subjects should not be greater than 8% The total inward leakage of all 50 subjects against the requirement of atleast 46 subjects should not be greater than 11%	5.0% 6.0%
CO₂ Content of Inhalation Air	Carbon dioxide content of the inhalation air (dead space) should not exceed an average of 1% (by vol.)	< 0.6%
Flammability	The face respirator when subject to pass the flame once at the specified speed should not continue to burn after removal of flame	KARAM Respirator does not continue to burn after removal of flame
Bacterial Filtering Efficiency	Bacterial filtering efficiency should be >90%	> 98%