Performance Autosampler Needle Back Catalog number: CTS-7550 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21566 PM Kit, Seal Wash for Binary Pump G4204A Price on request PS7050350 MarvelXACT™ PEEKsil™ 50µm ID x 350mm Price on request CTS-21219 Piston, Ceramic Price on request