What is the use of KN95 m體志asks

Categories:Industry News
Author:
Origin:
Time of issue:2021-06-01 12:01
Views:

(Summary description)Everyone knows that KN95 masks 的話can protect against t黑好he new crown pneumonia virus. Bu喝話t how should I choose a mas票算k? Today, I will introduce國電 you to the knowledge of K拍拍N95 masks.

1





What is the use of KN95 masks

(Summary description友師)Everyone knows that KN95 masks can pro兒他tect against the new crown pn微黑eumonia virus. But how should I c校雨hoose a mask? Today, I will int雜妹roduce you to the knowledge of KN95 白司masks.

Categories:Industry News
Author:
Origin:
Time of issue:2021-06-01 12:01
Views:

Information

Everyone knows that KN95 mask哥車s can protect against the new crow路筆n pneumonia virus. B開少ut how should I choose高的 a mask? Today, I wi北知ll introduce you to the knowled員間ge of KN95 masks.

1. What is a KN95 mask?

KN95 masks are China's nat風和ional non-oily parti妹錢culate matter filtering effect greate體但r than or equal to 95% of the level of 家日masks. China is KN95 mask輛從s. The KN standard is a dust 歌從mask standard formulated by Chin音麗a on the basis of the US NIOS業姐H standard. The common 頻東protection efficiency is divided into技可 90, 95 and 100, of which業睡 90 means that the effect of resis少和ting non-oily particl錯現es is greater than 90%月河, and the other 95 and 100 are mas上內k types that prevent non-oi可南ly particles greater 冷分than 95% and 100%.

2. What is the use 遠鐵of KN95 masks?

KN95 masks can protect against a遠讀ll kinds of dust, non理坐-oily particles, and viruses in 鐵湖the air. For this new type of 月林pneumonia virus, the be謝去st protection effect is KN95 masks. I話美f KN95 is worn corre多河ctly Masks can resist the attack of新高 the new pneumonia virus.

3. How often do KN95 masks兒又 be replaced?

Under normal circumst銀物ances, if it is used outdoor內在s, such as subways, buses, supermarkets章議, shopping malls and other pub雜銀lic places, KN95 masks need 件城to be replaced every 4-6 h照算ours, but if it is in a new pneumonia訊船 virus-affected area, it is r男著ecommended to be in time in 2信答 hours Replace the KN95 mask once.

At present, foreign玩小 countries, including W民腦HO, have not made clear conclusi熱動ons on the best wearin黃有g time of N95 masks, and my c分離ountry has not yet made relevant regula草化tions on the use time of m遠舞asks. Some researchers have d國這one relevant studies on the protection 車低efficiency and wearing time of K劇新N95 medical protective masks. The resul體學ts show that KN95 mas子東ks are worn for 2 days, th大空e filtration efficiency remains above 9紙妹5%, and the respiratory resis吃可tance does not change much; the fil話音tration efficiency is reduced to 94.7民雨 after wearing for 3 days. %. The 低房advice given by the US CDC is tha林民t if there is no suffi現理cient supply of masks, as long a爸個s the equipment is not obviously 訊如dirty or damaged (such as creases or t日歌ears), you can consider reusing it就知.

The regular KN95 level pr志化otective masks have 房朋a shelf life because the務好y will lose static electricity and銀月 become waste products i區書f they are stored for a lon你視g time. KN95 masks can i機制ndeed be reused, but they 著和need to be handled with professiona公鄉l knowledge. Don't take it for grant討術ed.

Previous: None

Next: What are the specifications of disposab秒計le syringes?

Previous: None

Next: What are the specifications of 吃白disposable syringes?