Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
1 ~& ~( ~0 ^, F9 n3 F4 b7 |& c1 _$ M
Available 400pcs total.
; ?" G. ?$ w, j, iNo negotiation at all

& D/ ?  d1 X6 c' v# ^- RLeave you phone number with amount you want

CV007

抢钱呢？

fatcat

这边不是有N95吗？ 这个KF94是什么标准呢？

hy240011

fatcat 发表于 2020-2-9 19:32
# ^3 `" V4 p5 {这边不是有N95吗？ 这个KF94是什么标准呢？

Not N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
7 q- h7 i! x/ ]7 B* {% ]这边不是有N95吗？ 这个KF94是什么标准呢？

9 ~* T6 Y$ U/ X( M7 dKF means Korea Filter and 80/94 means 80%/90% of filter efficiency. Hence, it means a mask that has 80%/94% of filter efficiency. KF 80 means the mask is certified to filter out at least 80% of the pollutants. KF 94 means certified to filter out 94% of pollutants.