Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800267-1 Generator Cell/Sensor, Low Flow, Gilibrator-2 Price on request 800510-171-2301 GilAir-3 RP Pump, Starter Kit, 230V Euro Style Plu Price on request C-BIO02-10 BioVOC-2 Breath Sampler, pk 10 Price on request