UPLC Check Valve Assy, Spring Loaded Back Catalog number: CTS-21100 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request PS7025150 MarvelXACT™ PEEKsil™ 25µm ID x 150mm Price on request CTS-A11374 Tube Assy, SSV to I2V Price on request