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[其他] Sell KF94 korea face masks

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发表于 2020-2-8 15:20 | 显示全部楼层 |阅读模式
5pcs in 1 pack = $40; @6 T4 B* e% e3 e$ ^
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Available 400pcs total.
+ A" I7 r  v/ K0 aNo negotiation at all) m- W) w. L; m" E6 u
+ s: j" n0 ~3 `- |
Leave you phone number with amount you want
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发表于 2020-2-8 19:46 | 显示全部楼层
抢钱呢?
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发表于 2020-2-9 20:32 | 显示全部楼层
这边不是有N95吗? 这个KF94是什么标准呢?
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 楼主| 发表于 2020-2-9 20:57 | 显示全部楼层
fatcat 发表于 2020-2-9 19:32+ H# t; l4 B8 e7 j0 E% B$ y
这边不是有N95吗? 这个KF94是什么标准呢?
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Not N95. It KF94 korea filter. Which is similar to N95
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 楼主| 发表于 2020-2-9 23:31 | 显示全部楼层
fatcat 发表于 2020-2-9 19:32
, I2 O9 w2 A% D7 v6 S6 G6 C这边不是有N95吗? 这个KF94是什么标准呢?

+ `( ~8 |" H5 |3 v2 KKF 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.
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