Add to Cart Quick view Ibis Scientific 9mm Gray Screw Cap, LC-Clean, Bonded PTFE/Silicone, Pre-slit, 100-pk MSRP: Now: $37.45 Was: Ibis Scientific 9mm Gray Screw Cap with Bonded PTFE/Silicone Septa, Pre-slit, 100-pk These LC-Clean certified 9mm screw caps from Ibis Scientific are engineered for demanding chromatography... 4400-75MS MSRP: Now: $37.45 Was: Add to Cart Quick view Qty in Cart: 0 Order Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $37.45 Was: Subtotal: Add to Cart