Filter, 37mm, 0.2µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC0237 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-7 Tedlar Bag (12.0L) Price on request 910-0910-EU-R GilAir-Plus Data Logging Single Starter Kit, Bluet Price on request 200666-3 Storage tubing for Gilibrator, Standard Flow, pkg Price on request