Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
6 D2 d" l) M: q! w6 U7 Z9 U7 \+ k
' d1 ~' c! ?: p, x7 z6 [0 l( D% xAvailable 400pcs total.
4 t! C: C0 X* T5 FNo negotiation at all
: T( ^- n5 B$ F& J/ G! I4 B1 {
) a& w* D+ k* m" WLeave 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
/ I, N3 r/ E1 I% K" J' w这边不是有N95吗？ 这个KF94是什么标准呢？

# s* H5 d: s1 N0 BNot 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？

) T! D$ C" U: o' }2 l+ d" xKF 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.