Filter, MCE, 0.8µm, 37mm, 100/Pack Back Catalog number: GF37080 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 385-0113-01 Filter Cap, Replacement for Nephelometer Price on request 911-0301-NO-R Single Unit Charger w/ Power Adapter, USB, LFS-11 Price on request 6075-0428-25 Battery Pack Mounting Screw (Sold in pack of 25) Price on request