Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
: V' K+ }2 ]2 g9 f6 v" {3 G
Available 400pcs total.
0 c1 L% z6 s- t" iNo negotiation at all
, G0 E5 N6 S: O- V% y2 p
& a# h1 x  A8 \& C  Q% L+ I9 I8 HLeave 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
% ~- _: S& H$ X+ X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
) {; w1 _0 Z4 |( x0 W这边不是有N95吗？ 这个KF94是什么标准呢？

! z+ n  n4 Z# CKF 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.