Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40

$ L% L, b1 ]6 u4 bAvailable 400pcs total.
No negotiation at all
% i) M3 l, q2 K2 p# n/ {
Leave 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
9 ]$ B8 p4 x6 z这边不是有N95吗？ 这个KF94是什么标准呢？

* b2 G5 L) m% D. INot N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
* f1 m, M! v1 U; Q这边不是有N95吗？ 这个KF94是什么标准呢？

7 ~. v  X% d/ q0 r+ hKF 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.