Sell KF94 korea face masks

hy240011

5pcs in 1 pack = $40
2 l. W$ s" S# R. v
Available 400pcs total.
0 E8 V0 A4 Z9 x6 S' G* J) Y+ D& NNo negotiation at all
) C' w9 Z0 ?$ S2 t8 C
- j; h0 a8 f5 \+ Y5 [+ ?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？

8 W9 L: t( n( mNot 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？

2 p  B2 n/ R( U( D5 E/ \, T; RKF 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.