... Umbrella valve 2.Material:NBR 3.Certification:FDA Grade 16.8MM Umbrella Valve Item16.8mm Umbrella ValveBrandRAMISCountry of OriginXiamen, ChinaItem ... of paymentT/T, L/C at sightSupply Ability & MOQ80,000pcs / month, 10000pcs Ramis is running as TS16949 management system and our ... according to ASTM, DIN, SAE,VDA6.1, UL, FDA, JIS . 16.8mm Umbrella valve