Model No: Mars-B-2004
1st layer:nonwoven fabric 50 gram (outside layer)
2nd layer (For five layer): Meltblown fabric 25 gram (PFE99/BEF99):
3rd layer (For four layer): Meltblown fabric 25 gram (PFE99/BEF99):
4nd layer: Hot air cotton 50 gram
5th layer: Nonwoven fabric 25 gram (inside layer)
GTT test report no: 200082160, comply GB 2626-2006
ISO 9001:2008 (bsi)
ISO 13485:2016 (bsi)
Medical machinery production license no: 20010122
(issue date: 2018/5/16)