... fuel resistance,good gas barrier properties,good heat,weather,ozone resistance,excellent electrical properties,good chemical resistance,good elongation. ... you.CertificationISO9001-2008, NSF,FDA,WRAS,KTW,W270,UL,ACS,ROHSMaterialAll raw material meet European REACH, ROHS and PFOS ... & Model No. Quantity Number of Year(s) Used Condition Water resistance tester DKB-501S 3 1.0 Acceptable Abrasion resistance ...