Filtration & Certification

What is Bioburden?

Bioburden is the term for the number of bacteria living on a surface that has not been sterilised. 

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Filtration & Certification

What is Latex Particle Challenge?

The Latex Particle Challenge tests the Particle Filtration Efficiency (PFE), which is the mask’s ability to keep out dust, pollutants and other no...

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Filtration & Certification

Children’s Product Certificate

This certificate is given to products that have been thoroughly tested for a variety of mechanical and physical properties and are deemed safe for ...

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