3M出既指南:
This is to certify that for any airborne particulate contamination such as an outbreak of PM2.5 / PM 10/
Severe Acute Respiratory Syndrome (SARS), Avian Flu, Ebola Virus etc. only respirators and not Masks, should be used to safeguard oneself from getting any
kind of respiratory diseases.
https://multimedia.3m.com/mws/media/1313143O/respirators-for-protection-agains.pdf
第3頁:
8511, 8210, 9322, 9332, 8822 都可以防到
頭兩款係美國貨
後3款係歐洲貨
我可以幫大家係歐洲代購後3款
tg @hkblackcops