Needle Kit, 15 µL with Needle Seat and Needle Guid Back Catalog number: CTS-21287 Availability: In the manufacturer's stock Price on request - + Recommended PL7050350 MarvelXACT PLS 50µm x 350mm Price on request CTS-10560 Seal Wash Plunger Seal, Alliance, 2/pk Price on request CTS-21567 PM Kit, Seal Wash for Binary Pump G4240A Price on request