Surgical Mask

Sr. No

Test

Type

I

II

IIR

1

Bacterial Filtration Efficiency

≥ 95%

≥ 98%

≥ 98%

2

Splash resistance

Not Applicable

Not Applicable

≥ 16.0 (kPa)

3

Differential Pressure

<40 (Pa/cm2)

<40 (Pa/cm2)

<60 (Pa/cm2)

4

Microbial Cleanliness

≤30 (cfu/g)

≤30 (cfu/g)

≤30 (cfu/g)

Respirators

Sr. No

Test

Type

FFP1

FFP2

1

Filter Efficiency

≥ 80%

≥ 94%

2

Total Inward Leakage

≤ 22% leakage

≤ 8% leakage

3

Inhalation resistance

≤ 0.6 mbar (at 30L/min)
≤ 2.1 mbar (at 95L/min)

≤ 0.7 mbar (at 30L/min)
≤ 2.4 mbar (at 95L/min)

4

Exhalation Resistance

≤ 3.0 mbar (at 160L/min)

≤ 3.0 mbar (at 160L/min)

5

CO₂ clearance

≤ 1%

≤ 1%