Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40

8 n' H, ?% y! `0 g$ GAvailable 400pcs total.
+ p7 q- W$ i  K8 U+ B: w" r/ ]6 XNo negotiation at all

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
7 G  `2 c* W# r9 X4 ?这边不是有N95吗？ 这个KF94是什么标准呢？

# x2 C0 B1 d1 L" l( r- t4 D4 m3 RNot N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
  G) P8 G- ^' w: j  ?这边不是有N95吗？ 这个KF94是什么标准呢？

( B3 V) s/ @0 H+ {8 UKF 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.