... air filter -PP meltblown -99.97% filtration -10-60gsm 160cm-width -NELSON lab ,NOISH ,TSI-8130 tester Meltblown nonwoven air ... be slitted)Characteristicwater-proof,anti-pull,anti-bacteria, high tensile strength ,chemical resistant breathable,air permeable,absorb oil & ... alcohol non-toxic,non-musty,anti-static,aromaticApplication1,filtering , ...