75% alcohol filtering effect on disposable surgical masks Introduction

Foreword

Their electret charge carried by the filtration efficiency is closely related to the meltblown polypropylene electret filter material, the application stability is mainly determined by the charge stability.

Disposable surgical masks after 24 hours of immersion in 75% alcohol following thesis, after drying, filtration efficiency is reduced about 1%;

However, if repeated use of alcohol disinfection, the filtering effect of changes in medical surgical masks, this is not to say that filtration efficiency is certainly a gradual decline.

As for whether disposable surgical masks can be used 75% alcohol disinfection, readers read the following article on their own conclusions.

 

 

 

 

 

 

 

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Origin blog.csdn.net/qq_22168673/article/details/104589307
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