d31d7f59a6db065f98d425b4f5c93d89

FFP3

  • Filtering Half Masks FFP3

    Lim Ntus Cov Qhov ncauj qhov ntswg FFP3

    1. Ib qho siv ib zaug xwb CE tau ntawv pov thawj los ntawm Kev Qhia Txog Lub Cev Universal NB2163, yoog mus rau EN149: 2001 + A1: 2009 FFP3 NR.
    2. Cov kab ntau-khawm tsim tau, kho lub ntsej muag tsim, thiab lub ntsej muag muag kom zoo dua los tiv thaiv koj lub pob ntseg. Cov nuv muaj los kho lub pob ntseg sib txuas.
    3. Cov khoom tsis muaj tshuaj lom thiab tsis muaj khib nyiab.
    4. Particle Filtration Efficiency (PFE): EN 149 ≥99%.
    5. Cov khoom muaj 5 txheej tiv thaiv; muab cov siab ua kom cov particle thiab cov kab mob ua kom muaj zog.
    6. Tiv thaiv kom tsis txhob muaj kab mob, plua plav, paj ntoos, pa pa tshuaj lom neeg, pa taws thiab pos huab.