Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
9 E$ m4 t4 \0 d7 R8 Y
Available 400pcs total.
  g6 T; L, d- n% L7 f# H& b" S2 SNo negotiation at all
" M3 _+ m' N. F+ k
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
4 g& u0 L# u  r3 ^2 U8 d, V/ Q- w这边不是有N95吗？ 这个KF94是什么标准呢？

( @3 B8 P$ u* ?) E& ?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？

KF 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.