... ,60,70,80,90 black,white,red,green,yellow,blue KTW,W270,DVGW Lead time15days Itemsealing o shape ringDescriptionMaterial:NBR,EPDM ... , TS16949, NSF, WRAS, UL, TZW, ACS, FDAMaterialAll raw material meet European REACH, ROHS and PFOS commands. Partial meet PAHS,NP requirement ...