Filter Cassette Holder Kit (required when sampling Back Catalog number: 800143 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 911-9901-NO-R Single Unit Charger w/ Power Adapter, USB GilAir-3 Price on request GPG25100 Filter, Support Pads, Cellulosic, 25mm, 40.0µm, 10 Price on request 800286 Bubble Generator, Standard Flow Cell, Gilibrator 2 Price on request