Part name:colored silicone o ring material:silicone lifespan:5years production time:15days ... ,WRAS,KTW,W270,FDA,ACS,UL Color:blue,black,green,yellow,red,orange,grey,whilteMaterial:siliconeUsage range: ... :JODEN,JOMOO,TOTO,ROCA,CKD,KOHLER,BLACK&DECKER. colored silicone o ring with high quality approved NSF61,WRAS,KTW, ... GT-7040-L 1 6.0 Acceptable Carbon black dispersion tester RCD-II 1 5.0 Acceptable ...