Filter, MCE, 0.8µm, 37mm, 100/Pack Back Catalog number: GF37080 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 783-0015-01 Lithium Ion Replacement Battery Pack for Nephelometer Price on request 811-1709-01-R Gilibrator 3, Standard Flow Dry Cell (Flow Range 50 - 5,000 cc/min) Price on request 811-0940-01-R Inlet Filter Replacement Housing for GilAir Plus Price on request