Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCU37500PVC-2 Cassette, 37mm 2pc 5.0µm PVC, 50/Box Price on request SC-9 Tedlar Bag (45.0L) Price on request 850190M Manual, Gilibrator-2 Price on request