Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC738PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200158 Cyclone Spring (each) Price on request 402119 Charger, Single, BDX-II, 230V, Euro Plug Price on request 360-0138-01 Operation Manual/Software CD for Nephelometer, TSP Price on request