Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF47500PVC Filter, PVC, 5.0µm 47mm, 100/Pack Price on request GH37 Housing, 37mm 3pc Opaque, 50/Box Price on request C-BIO02-10 BioVOC-2 Breath Sampler, pk 10 Price on request