Filter Cassette Holder Kit (required when sampling Back Catalog number: 800143 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 910-0912-EU-R GilAir-Plus Data Logging 5-Pump Starter Kit, Bluet Price on request 800271-2 Gilibrator-2, Standard Flow Kit, 230V, Euro Cord Price on request 400509 Impinger Special Midget, 2-pc., Glass, Teflon slee Price on request