Author: Johanna H. Meijer; Timo J.C. Oude Vrielink
Title: FFP-2 respirator masks in times of crisis Document date: 2020_4_15
ID: jwpxnodh_14
Snippet: (B) For the nose clip a 0.5mm thick aluminum strips (Al 99.5%, 1050A) is used, cut to a length of 3 1/2 inch (90mm) and a width of 5/32 inch (4mm). A neoprene strip with adhesive is used to hold the noseclip in place, and adhered to the inner-top side of the respirator mask. The respirator mask was subjected to a qualitative fit-test (FT-30Fit-test, 3M)......
Document: (B) For the nose clip a 0.5mm thick aluminum strips (Al 99.5%, 1050A) is used, cut to a length of 3 1/2 inch (90mm) and a width of 5/32 inch (4mm). A neoprene strip with adhesive is used to hold the noseclip in place, and adhered to the inner-top side of the respirator mask. The respirator mask was subjected to a qualitative fit-test (FT-30Fit-test, 3M).
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