Cassette, 37mm .45µm PVC Endotoxin Free, 10/Box Back Catalog number: GCU3745EF Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0902-EU-R GilAir-Plus Data Logging Single Starter Kit, Euro Price on request 811-9927-06 Cyclone, GK 2.69 25mm O-Ring Kit Price on request 811-0934-01-R Belt Clip Replacement Kit for GilAir-Plus Price on request