What are the requirements for a filter element that meets CN95 certification?

The air conditioner filter element is the inner core of the air conditioner filter. The CN95 air conditioner filter element certification is a certification classification standard launched by China Automobile Research Institute Huacheng. Due to the continuous development of the new crown pneumonia epidemic, this higher level of protection standard has also received many people's attention. , Many car owners choose whether to replace or upgrade the CN95 air conditioning filter element for their car. So what requirements do the filter elements that meet the CN95 certification need to meet?
According to the grading certification standard, this level of air conditioning filter needs to meet the following three conditions:

1. The filtration efficiency of 0.3 micron particles reaches more than 95 percent;
2. The droplet filtration efficiency for virus attachment is over 98 percent;
3. The interception efficiency of PM2.5 is over 99.9%.
Improving the air safety protection level in our cars at the moment, protecting the health of drivers and passengers, and making travel more at ease, it is worth upgrading your own air conditioning filter.