Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4525 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 6075-0428-R Screwdriver - Stainless Steel, Philips / Pan-Head Price on request 801187 RUBBER FEET AIRCON 2 KIT (4 with screws) Price on request