According to Kelly, whose company was among those tapped by Connecticut lawmakers to provide personal protective equipment tofrontline workers in the state, certification ofKN95 masksinclude a requirement on “fit testing,” which tests the air inside and outside of the mask, as well as how the...
but as long as it meets the GB19083-2010 standard, it has definitely reached the filtration efficiency of N95. Therefore, some domestic medical protective masks, although they have not obtained the US NIOSH The certification is often called "Medical N95". ...
The mask should also have a testing and certification code, which is "TC" followed by a numerical code. Other required numbers include the filter class (a letter: N, P or R) and efficiency (95, 99 or 100), for example, "N95." There should be an alphanumerical model number printe...
To promote the marketing of respirators that will successfully fit the highest proportion of wearers, and to increase protection for workers who might use respirators without the benefit of being fit tested, we recommend that fit testing be part of the NIOSH certification process for negative-...
This economical, disposable N95 particulate respirator has a unique folded design with V-shaped pleats that flex with mouth movement for easier talking, and expands for ease of breathing. Available in two sizes to fit a broad range of faces. ...