Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GH37SR Housing, 37mm 3pc Solvent Res 50/Box Price on request 811-9927-05 Cyclone, GK 2.69 37mm O-Ring Kit Price on request GF37TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request