What is a KF94 mask? KF94 is one of the grades given to Korean health masks. Korean masks must be certified by the Korea Food & Drug Administration (KFDA) and will be rated KF80 / 94/99 depending on their performance.

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What is a KF94 mask? KF94 is one of the grades given to Korean health masks. Korean masks must be certified by the Korea Food & Drug Administration (KFDA) and will be rated KF80 / 94/99 depending on their performance.

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什么是KF94面罩?
KF94是韩国卫生口罩的等级之一。韩国口罩必须获得韩国食品药品监督管理局(KFDA)的认证,视其性能而定,其等级为KF80 / 94/99。数字量化了面罩的过滤性能。
KF80/94/99编号越高,阻塞率越高。 例如,KF80阻挡了0.6μm的平均粒径的80%以上,而KF94阻挡了0.4μm的平均粒径的94%以上。 请注意,佩戴KF等级较高的口罩可能会呼吸困难。 通常,购买KF认证的口罩的价格在1.00美元至3.00美元之间。 KF认证仅保证口罩过滤器,因此,即使过滤器性能没有问题,某些价格太便宜的产品也不会使人脸部不适。 某些面罩的购买价格超过2.00美元,还配备了可调节带子,可与面部保持良好的接触。
经KF认证的口罩基本上设计成主要在多尘的地方佩戴。因此,请确保根据您的情况和目的选择合适的产品。另一方面,请务必记住,过滤器可能会因化学物质/油类而降解。重要的是要注意,如果使用不当,K…
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