... ,60,70,80,90 Approved:NSF,FDA,WRAS,KTW,W270,UL,ACS,ROHS Itemwater food grade rubber gasketDescriptionMaterial: SiliconeHardness:Shore40,50,60 ... .CertificationISO9001-2008, NSF,FDA,WRAS,KTW,W270,UL,ACS,ROHSMaterialAll raw material meet European REACH, ROHS and PFOS commands. Partial meet PAHS ...