Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
: ?% t6 D1 x4 `
Available 400pcs total.
$ S6 N' O! `9 a) l, zNo negotiation at all

' x8 R5 F9 v& G" j) I( lLeave 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？

Not N95. It KF94 korea filter. Which is similar to N95

hy240011

fatcat 发表于 2020-2-9 19:32
& D, g* X( L( A- U- F! @* F! |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.