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The table shown below is a list of specifications in standard production. 
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ENZYME FILTER MEDIA BIOFREE® SPECIFICATIONS

PHYSICAL
PROPERTIES
Unit ULPA HEPA
N-44-A1 N-37-A1 N-33-A1 N-29-A1
Fiber Material  Glass
EN1822 description   U15/H14 H14/H13 H14/H13 H13/H12
Pressure drop
(at 5.3cm/s)
mmH2O 44±3 37±2 34±2 30.5±1.5
Pa 430±30 370±20 335±20 300±15
DOP Penetration
(at 5.3cm/s)
% 0.015≧ 0.002≧ 0.005≧ 0.013≧
Test Particle Size 0.1 - 0.15μm 0.3 - 0.4μm
MPPS Penetration
(at 2.5cm/s)
% 0.0016 0.009 0.021 0.045
Test Particle Size 0.1 - 0.15μm
Calipermm 0.35±0.05 0.35±0.05 0.35±0.05 0.35±0.05
Basis Weightg/m2 65±5 65±5 65±5 65±5
Bactericidal Ability% 99≦ 99≦ 99≦ 99≦

 

PHYSICAL
PROPERTIES
Unit SEMI-HEPA ASHRAE
N-11-A2 N-03-A2 N-01-A2 N-Z2-B1
Fiber Material  Glass Rayon
EN1822 description   E10 F7 F6 F5
Pressure drop
(at 5.3cm/s)
mmH2O 12±1.5 3.0±0.5 0.7±0.2 0.25±0.05
Pa 115±15 30±5 7±2 2.5±0.5
DOP Penetration
(at 5.3cm/s)
% 5.0> 50≧ 85≧ 95≧
Test Particle Size 0.3 - 0.4μm
MPPS Penetration
(at 2.5cm/s)
% 6.7 N/A


Test Particle Size 0.1 - 0.15μm
Calipermm 0.38±0.05 0.38±0.05 0.38±0.05 0.38±0.05
Basis Weightg/m2 68±5 63±5 63±5 60±5
Bactericidal Ability% 99≦ 99≦ 99≦ 99≦

<<Efficacy of Enzyme Filters in Viral Inactivation

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