Filter, 25mm, 5.0µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC525 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 385-0117-01 Tri-pod mounting bracket for Nephelometer (Tri-pod Price on request 911-0501-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 910-1709-EU-R Gilibrator 3 Standard Flow Dry Cell Base Pack (No Price on request