Backup Seal Back Catalog number: CTS-2963 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request PS7025150 MarvelXACT™ PEEKsil™ 25µm ID x 150mm Price on request