Filter, 25mm, 5.0µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC525 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9901-01 Gilian Bag Sampling Kit with Jar (Use SC-1 or SC-3 Price on request 910-0910-EU-R GilAir-Plus Data Logging Single Starter Kit, Bluet Price on request SC-9 Tedlar Bag (45.0L) Price on request