Filter, 25mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC825 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800511 Carrying Case ,Hard-Side (17.5" x 13" x 7"), BDX-I Price on request 850190M Manual, Gilibrator-2 Price on request 783-0015-01 Lithium Ion Replacement Battery Pack for Nephelome Price on request