Filter Cassette Holder Kit (required when sampling Back Catalog number: 800143 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended GF37080 Filter, MCE, 0.8µm, 37mm, 100/Pack Price on request 910-0912-NO-R GilAir-Plus Data Logging 5-Pump Starter Kit, Bluet Price on request 911-0502-EU-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request