Clean Room Hepa Filter Testing

Hepa filter testing cleanroom certification.

Clean room hepa filter testing.

Jesus casas provides tips to ensure hepa filters are fit for purpose once installed in your facility. However di octyl phthalate is now considered a carcinogen and no longer used. You can trust cleanroom associates to get the job done right. The hepa filter integrity test is typically performed on cleanroom supply air hepa filters using a photometer to scan the filter surface for pinhole leaks that could allow the transmission of contaminant particles that would be unacceptable in a critical application.

For a full list of cleanroom hepa filtration tests view iso en 14544 3 published in january 2006. Testing in accordance with en1822 is normally accomplished with an aerosol probe. We provide cleanroom services including hepa high efficiency particulate air filter integrity testing and certification particle counting air flow testing and room air changes. Di octyl phthalate dop is a chemical aerosol for cleanroom filter testing.

Thus if we test the hepa filter to determine if it has passed we can guarantee that the air we are introducing into the cleanroom is particulate free for the chosen filter quality. Failure or incorrect application of the hepa filter will lead to a degradation of the clean air. Clean room standards determine levels of clean room and the proper pressurization help maintain their status. Testing your hepa filtration system testing per the accepted standard european norm en1822 2009 is used to certify filtration performance.

Poly alpha olefin pao is a common substitute. The probe is moved over the entire surface of the filter. When the hepa filter is tested in situ and it is leak free we can be sure that we are only introducing clean air into our facility. Manufacturers of high efficiency particulate air hepa filters for cleanrooms and controlled environments test their products for particle removal efficiency.

Equally once the unit is installed in the user s production site the test should be performed promptly to verify the integrity of the filter as well as the installation. The importance of hepa filter testing used in a variety of critical applications hepa filters can be found in the ventilation systems of clean rooms especially those used for pharmaceutical operations needing a gmp cleanliness grade of c or above and in most micro electronics production facilities.