Plunger Seal Back Catalog number: CTS-10694 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21095 Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request CTS-A11376 Mixer Assembly, 100μL Price on request