ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Back Catalog number: CTS-21240 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21280 Lamp, ACQUITY Arc/UPLC PDA Performance Maintenance Price on request CTS-10391 Plunger Wash Seal Price on request CTS-21089 Needle Seal (For pH 1-14, for operation up to 130 Price on request