ACQUITY H-Class Filter Assy, 22 µL,Waters,205000731 Back Catalog number: CTS-21196 Availability: In the manufacturer's stock Price on request - + Recommended 11-1604 Line Filter Frit,Thermo Scientific,00950-30009 Price on request 15-04-03097 EXP Pre-Column Filter Cartridge, 0.2 µm, 10/pk Price on request 15-04-05242 EXP2 Pre-Column Filter Holder (Fittings Included, for use w/EXP2 Filter Cartridges) Price on request