Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40

3 s9 z* m. `% d4 rAvailable 400pcs total.
No 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
这边不是有N95吗？ 这个KF94是什么标准呢？

; b# z9 p+ I- M5 E0 l/ q3 t3 DNot N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
% ~/ @" G5 D+ g/ ^$ O2 l9 L这边不是有N95吗？ 这个KF94是什么标准呢？

# |; e% J5 [7 ?9 H2 d' aKF 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.