Add to Cart Quick view Target2™ Polypropylene Membrane, 4mm, 0.45μm MSRP: Now: $171.23 Was: Adding a syringe filtration step prior to injection not only helps to ensure more consistent and reliable results; it also helps protect delicate instruments and prolongs column life.Available in... F2504-9 MSRP: Now: $171.23 Was: Add to Cart Quick view Qty in Cart: 0 Order Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $171.23 Was: Subtotal: Add to Cart