ACQUITY H-Class Filter Assy, 22 µL,Waters,205000731 Back Catalog number: CTS-21196 Availability: In the manufacturer's stock Price on request - + Recommended 10848 Pre-Column Filter, SS frit (10µm), 1/4-28 Price on request 15-04-05500 EXP2 In-Line Filter Holder and (3) Filter Cartridges, 0.5μm Price on request CTS-10919 2μm Precolumn Filter Insert,Waters,WAT088084 Price on request