Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
+ q; m3 s- s1 z$ o
Available 400pcs total.
4 H) }  L9 P6 ~9 ]% HNo negotiation at all
$ V6 A0 u) K; Z) R5 T
& a% u% |; f# F) `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
# [, a2 M) Z+ X$ L( k8 r这边不是有N95吗？ 这个KF94是什么标准呢？

$ P% B; x& d( X" x" k+ x, f- B2 }Not N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
这边不是有N95吗？ 这个KF94是什么标准呢？

0 y$ E' ?5 n3 O0 G1 sKF 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.