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KN95 Mask for Epidemic Prevention and Control
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GB 19083-2010 "medical protection against bacteria breathable KN95 mask technology requirements by the general administration of quality supervision, inspection and quarantine, the national standardization management committee announced, on August 1, 2011. This standard specifies the technical requirements of medical protection against bacteria breathable KN95 mask, test method, signs and instructions and packaging, transport KN95 Mask for Epidemic Prevention and Control and storage, apply to the medical work environment, filtering particulates in the air, barrier droplets, blood, body fluids, secretions, self-priming filter type medical protection against bacteria breathable KN95 mask. The standard of 4.10 is recommended, the rest is mandatory. YY, 0469-2004 "medical surgical against bacteria breathable KN95 mask technology requirements, issued by the national drug and food administration for the pharmaceutical industry standards, implementation on January 1, 2005. This standard specifies the medical surgical breathable KN95 mask for bacteria technical requirements, test methods, signs and instructions and packaging, transportation and storage. The standard of bacteria filtration efficiency breathable KN95 mask should not be less than 95%.
GB/T 32610-2016 "daily technical specification for safety type of bacteria breathable KN95 mask by the general administration of quality supervision, inspection and quarantine, the national standardization management committee, is China's first national standards, civil KN95 Face Mask protection against bacteria breathable KN95 the mask on November 1, 2016. The standards involved against bacteria breathable KN95 mask material demands, structure requirements, label, cosmetic requirements, such as main indicators including functional index particle filtration efficiency, breath inhaling resistance index, and indicators, etc. The standard requirement of bacteria breathable KN95 mask should be able to secure a firmly protect mouth and nose, there shouldn't be palpable sharp Angle and sharp edges, to formaldehyde, dye, microbial factors may cause harm to human body such as detailed regulations, in order to ensure the public to wear safety protection against bacteria breathable KN95 mask. First is KN95 against bacteria breathable KN95 mask. According to the national standard GB2626-2006 "respiratory protective equipment self-priming prevent particulate respirator filter type" of classification, the bacteria breathable KN95 mask according to the efficiency of the filter element Quickly Delivery Disposable Protective Clothing level, divided into two categories, KN and KP. KP class is suitable for filtering oil particles, KN type suitable for filtering the oily particles. The KN95 in bacteria breathable KN95 mask in nacl particle detection of cases, the filtration efficiency shall be greater than or equal to 95%, to 0.075 microns for non-oily particle filtering efficiency is greater than or equal to 95%.



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