Quick view 18-400 Green Melamine Cap with F217 & PTFE Liner- Set of 200 MSRP: Now: $129.99 Was: These caps provide a wide range of chemical compatibility. The F-217 foam-backed PTFE liners resist attack from virtually all chemicals at room temperature and provide odor and impact resilience for a tight seal with a low moisture transmission rate... USP60286 MSRP: Now: $129.99 Was: Quick view Qty in Cart: 0 Price: MSRP: Now: $129.99 Was: Subtotal: